The Wide Mouth Tritan Sustain 1 Litre Bottle from Nalgene is the epitome of sustainability. With the new resin, powered by revolutionary recycling technology, plastic is transformed before it is sent to landfill into a high-performance travel bottle for any occasion. This new product line is also made from 50% certified recycled material for peace of mind and real-life action to reduce fossil fuels and greenhouse gases. Our new Nalgene Sustain product line is made from 50% certified recycled content, further offsetting the use of fossil fuels. Nalgene bottles are now made with a revolutionary resin powered by new recycling technology that transforms plastic destined for landfills into high-performance BPA/BPS-free bottles. This material is derived from 50% waste plastic (using ISCC certified mass balance), further offsetting the use of fossil fuels and lowering greenhouse gas emissions.