The rounded lid on this Clear Bottle With Metallic Arch Lid serves as a handy carrying handle that's easy for students to grip and convenient for teachers and staff to attach to a backpack or bag strap. Made of sturdy clear acrylic, the 7 1/2" high, 18 oz. acrylic water bottle with twist-on arched lid is perfect for everyday use in class, during school events, and at home. Customize the bottle for your school, classroom, or special event by adding a one-color screen printed imprint to one side. Stock it in your school store, hand it out for back-to-school, or present it as a fun and functional student award or teacher appreciation gift. BPA free. Not recommended for dishwasher or microwave.