Thinkbaby products are free of BPA, phthalates, nitrosamines, lead, PVC, PET and biologically harmful chemicals. Cross-cut design spout eliminates spills/mimics natural breastfeeding. Bottle made from 304 ultra-polished stainless steel. The anti-colic nipple helps reduce incidence of gas/spit up. Stage A nipple for 0-6 months. Dishwasher safe. Country of Origin: China Weight (lbs): 0.28