Made from the newest material in the Nalgene line the Tritan OTG bottle is one you'll want close at hand at all times. It's free from BPA, made from tough Tritan that's cool and consistent. Best of all its reliable enough to see you through your daily adventures, whether you're negotiating deals at the office, hiking a trail or powering through a spin class.Tough and resistant. Easy, one-hand opening for easy use. Dishwasher safe and durable. Won't retain taste and odor. Designed for versatility - gym, car, office, travel, home. Made of Eastman Tritan copolyester that is manufactured without BPA. Weight: 4.4 oz. Capacity: 24 oz.