Grifiti Band Joes 12" 10 Assorted Pack Heat Cold UV Chemical Resistant Books, Board Game Boxes, Puzzles, Art, Cooking, Wrapping, Exercise, Bag Wraps, Rubber and bungie Great for Exercise, Cooking, Game Boxes, Files, Notebooks, Binders. Assorted 10 PACK. These are measured flat 12 x 1 inches. The circumference is 24 inches, diameter is about 7.5 inches. Silicone bands that work like giant rubber or elastic bands. The maximum stretch 2.5 times or about 30 inches flat. Make with cooking grade silicone so heat, cold, chemical, and UV resistant. Exercise, wrapping, game boxes, files, wood working, trash bins and much more. We make these in 10 colors assorted packs. You can get single colors from the "fulfilled by Grifiti" tab. Grifiti Band Joes come in 2, 4, 6, 7.5, 9, 12, 18, 24, Cross X Bands in 4, 6, 9, 12, Wallet bands in landscape and portrait, pen-loop bands