3 Sprouts Drinking Bottle REINDEER. Cool drinking bottles from 3 Sprouts. The 3 Sprouts water bottle is a must-have for the school or kindergarten backpack! The bottle body is made of Tritan, a particularly high-quality plastic, which is naturally tasteless and odorless, as well as free of BPA. There is also a matching bento box, snack and sandwich bags in our store. Material: bottle body: Tritan plastic (BPA free), drinking spout: TPR (thermoplastic rubber/rubber), lid & base: PP (polypropylene), lid contains a silicone ring (leak protection), straw: PE (polyethylene). Care: Dishwasher safe (upper basket). Size: 22,5 x 15 x 7 cm. 350 ml capacity.