A felt bib for wearable technology prototyping. You can use on the chest or on the back. It has holes to adjust length using velcro straps.FrogBike back is part of Openwear Wearable Prototypes - Felt Edition. Learn More: http://openwear.org/blog/?p=1832CHECK THESE PICs FOR INSPIRATION http://www.flickr.com/photos/openwear_cc/sets/72157630820574680/REMEMBER: If you want to use it with a Lilypad you can use the add-on contained in Modular Belt - http://www.thingiverse.com/thing:29916