A Sphere within a Sphere

A Sphere within a Sphere

Ever since I saw the December 2024 issue of “Felt Matters”, the magazine produced by the International Feltmakers Association, my interest in making felted lights has been rekindled.  Since several recent posts have included confessions of failed projects, I thought I’d add mine to the list.

I started off making small globe lights by covering small spherical glass bowls in felt and placing them upside down on a felted base on which I had a magnetic puck light.  (I’d sewn lids from baked bean cans – painted to match the felt globe cover, to the base for the lights to “stick” to.)  These actually worked well.

I only had three bowls so had to look for a different design for the next light

. For some time I have been fascinated by the idea of making a sphere within a sphere in felt and have been racking my brain trying to work out how to do it. I finally decided that I could use a resist consisting of a large circle and a smaller circle joined together by a “neck”. Once felted it should be possible to push the smaller sphere through the neck into the larger sphere and the whole thing would sit on the base of the neck.

shows an empty Royal Canin cat food bag with the “dumbell” shape of the resist drawn on it.
The cat food bag resist. I use these bags for resists as they are flexible but a bit stronger than the foam underlay which seems to be quite popular these days. I haven’t torn one extracting it from felt – yet 🤫

If I made the neck wide enough then I should be able to push a light source inside the inner sphere.  This of course would mean that the outer sphere would need to be pierced in some way so that the inner sphere could be seen and, hopefully, the light shine through when turned on.  The resist could be removed from the whole thing through the piercing, and the outer sphere could be fulled using tools through the piercings.  The inner sphere could be fulled before being inserted into the outer by having a balloon inserted through one of the piercings and then the neck and inflated.  Alternatively, once the outer sphere was completely fulled, the inner sphere could be inverted and inserted into it and a balloon inserted through the neck. That would probably be better as otherwise the inner sphere might end up bigger than the outer – something to be avoided.

Next I cogitated on the steps necessary for the idea to work.  The inner sphere would need to be of fine felt for the light to shine through, but of course it would not be strong enough to keep its shape without some assistance.  I then wondered if some help here might be given by incorporating nuno felting fabric.  If most of the fabric had little or no fibres attached the light might shine through there, and of course I could always resort to PVA glue to help with the strength.  After several sessions of trying to visualise the process 🤔😓 I worked out that the inner sphere would be turned inside out when it was pushed through the neck into the outer.  So I would need to place the fabric face down to the resist with some fibres underneath as well as on the back, especially at the fabric edges, to make sure that it all combined when felted.

As for the outer sphere, I thought that this should be much thicker felt so that it would keep it’s shape on its own, and perhaps have a different fabric included. I debated whether to have the fabric on the outside or the inside or perhaps both.  In the end I decided I’d have it on the outside only and I could cut some shapes in the outer sphere for the inner sphere and the light to be seen through.

Next I set about choosing the fibres and fabrics I would use.

I knew that the fabric with the coloured stripes (from a charity/thrift shop blouse) would felt very easily even though I thought it was polyester, or possibly viscose, as I had used it before.  I had not used the flowered fabric before (from another charity/thrift shop blouse) but I was sure that it would felt because I had used a very similar fabric with great success.  I had mixed some merino fibres to match the colours in the striped fabric and would use that for the smaller sphere.  For the larger sphere, I had some darker coloured fibres which were coarser than the merino, and I thought that they would make a stronger felt, and they were exactly the right colour to go with the nuno fabric.  I would use those fibres for the neck of the resist as well.

Here are the progress pictures:

I set about the felting with a will.  I had no trouble with the smaller sphere, it felted very (too?) easily, but I was having trouble with the other end.  I just supposed that the courser fibres needed a little more elbow grease.  I tried the usual trick of just leaving it to settle and going back to it next day.

Ha! Here’s what I found:

showing the larger circle on the other end of the resist with fibres and fabric beginning to pull away.
Felting failure of the larger sphere.

The fibres hadn’t even skinned over, let alone penetrated the fabric.  So I took a small amount of the remaining fibres and did what I should have done before I used them – tried to felt a ball.  No, I couldn’t.  So I took off all the fibres from that end and the neck of the resist.

showing fibres and fabric removed from the larger circle of the resist
The fibres and fabric which practically fell off the resist without any help from me.

I really don’t know what the fibres were.  I suppose they could have been mohair or superwash. I was really annoyed with myself.  As I didn’t know what the fibres were or where I’d got them from (possibly a Guild sales table) I should have done the felt test before I used them.  I was even more annoyed because I did not have any other fibres the same colour and it did match the fabric I wanted to use. 🤬

On closer inspection I found that the fibres were in fact a blend of several colours, so I collected together some known merino fibres that should make a similar blend and set to on my drum carder.

I was still thinking about cutting shapes out of the outer sphere once it was felted and I decided to have a go at putting supplementary resists between the fabric and the fibres so that I would be able to cut paisley shapes.

Having cut these shapes out of masking tape and stuck them onto the fabric I then realised that I was probably going to have difficulty in making the cuts while the main resist was still inside the felted shape.  I was just about ready to give up at this stage.  But, gritting my teeth, I decided that I would not do nuno felt on the outer sphere, I’d get some thin lengths of merino in the colours of the nuno fabric on the inner sphere, use those for surface decoration and decide later on the type of cuts I would do.  That also meant that I would need to darken the blend of merino fibres I’d created for the outer sphere otherwise the decoration wouldn’t be very visible.

showing a batt of fibres with smaller sections of different coloured tops resting on top of the resist
The slightly darkened batt plus the sections of tops from which I pulled thin lengths for the 3rd attempt at covering the larger sphere.

Fibres laid out and felted ready for final fulling, I decided that I would make a cut in the neck of the shape to take the resist out.

That way I did not need to decide on the cuts I would make to the outer sphere yet. Once I’d completed the fulling I’d stitch up the cut.  Also I would need to turn the inner sphere inside out to see if my nuno idea had worked and if it needed anything doing to before it was pushed inside the outer sphere, and I could do that through the neck cut.

showing the felted shape, resist removed and a balloon inflating the smaller sphere
The felted shape with the larger sphere cut to represent sepals and the smaller end with balloon inflated.

It was as well that I did as, even though I did not use much merino, the fabric was almost obscured by the felt.  Out came the razor and the balloon.  I inserted and inflated the balloon and set to to give the sphere a shave.  Perhaps I should have asked my husband to do the shaving, though he’s had a beard for the last 50 odd years so he might have made as big a hash of it as I did.  Good job fabric doesn’t bleed!

I gave up at that stage.  I cut the outer sphere into sepal shapes – cutting them too far down so that they flop around tiredly, and poked the inner sphere through the neck so that the right side was showing and then threw the whole lot into the “I never want to see it again” box.

Here are the final pictures which I hope will show you how the sphere within a sphere should have worked.

Back to the drawing board. 😮‍💨

20 thoughts on “A Sphere within a Sphere

  1. Thank you for bravely sharing your experience as it will certainly help others. Hats off to you for your endeavours!
    It’s good to know that even the most experienced felter can run into difficulties and that makes us all feel better when we also have an ‘I-don’t-believe-it’ project.

    Non-felting fibres are a nightmare – Annie once laid out a lovely piece of wall art on a base of white fibres only to find after working it that the white fibres didn’t mesh at all! I’ve had a similar experience and I’m thinking that it was ‘super-wash’ designed for spinning into knitting yarn.

    Your small globe lights are a delight – especially the one with the tree shapes 🙂

    Such a pity about the sphere within a sphere project. What a lovely selection of colours too. Your efforts are to be applauded – you couldn’t have tried any harder.

    1. Thank you Lynne. It was a bit of a nightmare.
      Actually so was getting the post onto FFS (which I was saying a lot 🤬😁) WordPress was being its usual unhelpful self and it took 2 1/2 days to get it published.
      I am determined to have another go at a sphere within a sphere, but not as a light – one day. I’ve got so many light ideas floating around in my head that I haven’t room for that project. That may well be part of the reason why I couldn’t get it right even on the third try. It will certainly teach me to do a felt test on fibres I have which may not be merino before I use them. Which reminds me I must remember to move the unfeltable fibres to my needlefelt stash, before I do it again.

    2. Would super-wash needle-felt? Feel your pain with putting up a blog post – top tip – have the swearjar nearby 🙂

    3. Yes superwash will needle felt, any fibre will.
      When I’m trying to publish a post I can’t afford a swear box 😜.
      I’m not sure if this reply to your second reply will appear in the right place – probably not – par for the course.
      Ann

  2. Thank you. I feel your angst as I have a never want to see it again box as well. Fiona Duthie has a sphere within a sphere post somewhere on the internet. I hope you try again soon.

  3. Oh my you did have your problems. I did a post about doing this a few years ago. When I am at my computer. Maybe try a simple merino one to see how it all goes together? If both sides are about the same sizr you can pop one inside the other before putting the baloon in. I like the idea of the puck lights in the spheres. They look great. not sure why its not me(shepherdessann) here the link to my pots. https://feltingandfiberstudio.com/wp-admin/post.php?post=24188&action=edit&classic-editor

    1. Thanks Ann, I’d like to see your post but your link is to the editor and it won’t let me in.
      Ann

    2. I found the posts you mentioned Ann, thanks. I also managed to find the link to Fiona’s post, in one of them I think. Lots of helpful information, thanks. The reason why I wanted two spheres of such different sizes was I was fascinated by Gabriela Kovacs’ fantastic tea cozies. I don’t think these were made using a “dumbbell” resist but it was seeing these that got my brain working in that direction. https://kovacsgabriella.hu/teapot-cozy-pomegranate_1/ and then I saw her coffee pot cover and I shot off in the lighting direction – something that shape would make a great lamp base. All I need now is more time (and a cleared work table 😬)
      Ann

    3. Very cool teapot. I don’t think I would bother putting one inside the other. I think I would open the second circle before fulling and make it the shape I wanted, then fold it back to dry.

  4. Fair dues to you Ann. From what I am reading here your process is faultless but the felting gods were against you from the outset. (Swearbox needed) !!!xxo!! superwash. I have been hearing so many tales about it of late, lots of hard felting work to no end.

    Consider a 50/50 mix of water/wood glue as a necessity. That way you can go really right on your materials. If you want to make it for exterior use – you could use exterior wood glue. (this was a tip given to me many years ago by the amazing Icelandic felt/textile artist, Anna Gunnersdottir.

    Love the colours and your blending is mouth watering. Please give it another go soon. You’re nearly there!
    Helene x

    1. Thanks Helene. I will definitely give it another go some time, but not just now.
      I’ve started to work out the resist needed for a fine felt cover for a tall glass container which I want to turn into a light. I’ve already decided that I need to provide the type of light source which can be de/activated from outside the container. One thing I didn’t think about with using the puck light was that the felt on the glass globe would eventually be damaged or dirtied with all the lifting on and off the base.
      I do actually use PVA glue quite a lot for all sorts of things – it is very useful.
      Ann

    2. That sounds like a really interesting project you have on the go Ann. I love that there are so many alternatives these days when it comes to lighting – we’ve come a long way from the bayonet bulb with the pins for connecting.

      PVA glue is one of those essentials in the craftroom, isn’t it. It’s about the only thing that I have ever run out of.

    1. Got it, thanks Ruth.
      One thing for me to learn from it is not to jump in without fully thinking the whole thing out and making sure that the materials I decide to use will do what I want them to.
      Ann

  5. My first effort making a vessel within a vessel was a series of errors too thick embellishing on the inner circular vessel and too narrow a tube between the vessels and fulled too much before trying to put the inner through the tube. I ended up with two nice separate vessels. I quickly learnt from my mistake and the following one went well. I used Fiona Duthies’s free tutorial as a guide. https://www.fionaduthie.com/vessel_within_a_vessel/

    1. It is good that you ended up with something you liked. Try the double vessels again?
      Ann

  6. Well done Ann, especially for showing all your efforts. I love all the colours that you have used. I am sure you will be successful very soon. I have wanted to make something similar for some time. I practiced with a tea cosy, and even then I thought a really narrow neck would be tricky. I will make one soon, and refer back to your work too.

    1. Thanks Marie. I must admit that I love those colours and use them quite a bit.
      Have fun with your double pot.
      Ann

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