Nalgene Tritan Grip-N-Gulp BPA-Free Water Bottle Bottle is made of polypropylene which is 100 percent free of BPA, a chemical that was found to disrupt natural hormones Spillproof so you can fill it with grape juice without worry Small size and indented profile makes this bottle easy for a toddler to grip Strong and durable to withstand any damage a toddler could inflict Rubberized lid and smooth plastic mouthpiece make drinking comfortable and safe