CamelBak Thrive Flip Straw Kids Accessory Cap Black One Size. Designed to make staying hydrated fun it's the perfect way to encourage healthy habits without having to worry about spills. Specifications for CamelBak Thrive Flip Straw Kids Accessory Cap: Manufacturer: CamelBak Color: Black Size: One Size Features of CamelBak Thrive Flip Straw Kids Accessory Cap The Thrive Flip Straw Kids Accessory Cap is a pint-sized version of our full-size straw cap so your little adventurer can sip just like you. Package Contents: CamelBak Thrive Flip Straw Kids Accessory Cap Flip Bite Sip: Drink through straw CamelBak 3121001000: Thrive Flip Straw Kids Accessory Cap Black One Size