Narrow Mouth Bottle Amethyst 32 Best Mehendi Designs For Hands Front & Back (Easy & Simple Ideas). Nalgene bottles and containers have a durable design made to combat waste and withstand a lifetimes worth of adventure. Each bottle is created from resin powered by next generation recycling technology that transforms plastic destined for landfills into high performance bottles. Product Details: 1 Litre capacity BPA BPS Free Dishwasher Safe Leak Proof Guarantee: Continuous, straight shouldered semi buttress threads keep the bottle sealed tight. Made In the USA Made from 50% recycled materials