Instructables

Step 5:

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12. Using your gate circle as a guide, trim your bottom foam to fit snuggly inside your gate-circle.

13. Attach your blue “wormhole” fleece fabric to your bottom base circle of foam by the sides of the foam circle.

14. Fit your wormhole base into your gate ring, and trim any blue fleece edges if you need to.  Set aside, while you work on your chevrons.