Kids' Water Bottle, Recommended for Children, Elementary School Boys and Girls, Junior High School Students, Direct Drink, Large Capacity 520ML, Mug Bottle, Thermal Insulation, Cold Insulation, One-Touch, String, Strap, Vacuum Insulation Layer, Portable, Adult Use, Sports Water Bottle, Outdoor, 316 Stainless Steel, Long-lasting Heat Retention ‐ Mercari: Shop from Japan