Sleek Single Wall Acrylic Sport Water Bottle - 23oz. Capacity 1.6" Opening for Easy Cleaning, Filling, & Ice Cube Insertion Durable & Attractive Travel Companion for you Next Adventure or Trip to the Gym Screw On Lid with Nylon Strap Attached, doubles as a Carrying Loop Oz. & Ml. Graduation Increment Indentations up the side of the Bottle to easily Monitor Fluid Intake Levels Stainless Steel Accents Covering the Lid and Bottle Base. Hand Wash Recommended. (dishwasher temperatures vary)