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Product Description
This is a women's sized screw-in accessory for the Circuit Playground Express snap-fit case. This is designed to go with Adafruit's Cosplay Floating Fireball project -- full tutorial at https://learn.adafruit.com/cosplay-fireball-prop-with-motion-sensing/
The rings are 22 mm in diameter. There are also child's and men' sizes available in my shop.