17oz re-usable drink pouch.  Each pouch comes with a straw.  Reinforced Leak-proof design.  Refrain from placing pouch upside down.  Made of food-grade P, non-toxic, BPA free materials.  They can hold both cold and hot drinks.  9" tall x 5" wide, bottom gusset height: 2.4".

These are awesome for pool/beach/river/lake to make up mixed drinks, pour into the pouch, freeze them or drink chilled. You can make in advance, freeze and throw in the cooler!