Thinkbaby products are free of BPA, phthalates, nitrosamines, lead, PVC, PET and biologically harmful chemicals. The cross-cut design of the spout eliminates spills. Extra soft, medical grade silicone spout provides easier transition from bottle feeding to sippy cups. Bottle made from 304 ultra-polished stainless steel. Perfect 9-36 months. Dishwasher safe. Country of Origin: China Weight (lbs): 0.32