String 'N Sip combo. Combines the String-A Sling Backpack with the PolyClear (TM) Gripper. Bag is 210 denier polyester with string shoulder straps for quick close top. BPA-free bottle features push/pull twist-off lid & 4 to 28 oz. volume indicators. Bottle & lid are made in the USA & are both biodegradable. Choice of bag color with clear bottle. Size : 14-3/4"w x 18-3/4" flat bag, 10" tall; 2-3/4" bottom dia. bottle. Lifetime guarantee. Supplier is QCA certified.