Like our evolve tumbler, our new evolve sports bottle is made using a biodegradable additive to our plastics that helps a majority of its polymers and other selected materials biodegrade within 1-5 years. Evolve sports bottle's ample 26 oz. Capacity features a smart lever-style lid for easy drinking and secure closing. Also included is a swivel loop for attaching a carabiner, not included. Colors available in translucent blue,translucent red and translucent smoke. Bpa free.