ultimate direction body bottle 150 g soft hydration flask, body bottle 150 g ultimate direction the ultimate direction body bottle 150g comfortably conforms to the shape of your body. holds 5 servings of your favorite gel product. locking, high-flow silicon bite valve. easy-fill, removable cap. this energy gel flask is now made in taste-free peeva material. no longer will your gu taste like plastic! peva is considered to be a healthier alternative to pvc products since it is a non-chlorinated vinyl material. weight 10 g / 0.35 oz, fluid 150 ml / 5.1 oz. materials polyethylene vinyl acetate (bpa-free).