bushwhacker shasta black - insulated bike water bottle holder w/ 20 oz. bpa free bottle - two point bike frame & handlebar attachment w/belt loop no screws hardware required  the shasta mounts on your frame with two straps and is insulated with a half-inch of foam. 600 denier polyester construction ensures it will last. 20 ounce water bottle included. dimensions: 5.5" height x 3.5" diameter.