Size (W x D x H): 3.7 x 3.1 x 8.3 inches (9.5 x 7.9 x 21 cm); Belt: 19.7 - 39.4 inches ( Material: Cap: Saturated polyester resin; Body, Lid/Belt: Polypropylene; Gasket: Silicone rubber; Spring/Pin: Stainless steel; Antibacterial agent: Inorganic antibacterial agent Made in Japan
SIAA antimicrobial treatment Ag+ silver ion antimicrobial Inhibits bacterial growth Easy to open with a push of a button. This water bottle is lightweight and easy to hold. Wide mouth makes it easy to fill ice cubes. Perfect for kindergarten or school with name stickers. Dishwasher safe for easy care. Do not put hot items. Does not have cold insulation. Not to inhibit the growth of all bacteria.