Made of 50% recycled plastic destined for landfills, the Nalgene® Sustain Narrow-Mouth 32-oz. Water Bottle is part of a sustainable, eco-friendly line of products with the durable long-lasting quality you expect from Nalgene. This bottle's high performance, leakproof construction is built to last and BPA/BPS free. The attached lid means no O-ring or worrying about losing it. Dishwasher safe. Made in USA. Eco-friendly recycled material Built to last and dishwasher safe BPS/BPA free Worry-free attached lid Durable, lightweight construction