Product details： 1.Water bottle adopts a large-caliber cup mouth, which is convenient for filling and cleaning. 2.Water bottle is sealed and leak-proof, inverted and water-tight, and convenient to use. 3.This water bottle is small in size, light in weight, and comes with a rope 4. Water bottle can be easily carried to outdoor activities. It adopts color transparent design, which is both beautiful and creative. 5.Water bottle is suitable for fitness, outdoor activities, yoga, sports, home, work,school, travel, office, camping and so on. Specification: Product material: PS Product capacity: 550ML Product size: about 21*6.5cm(8.27*2.56inch)