Features: 1. Leakproof Design: These kids water bottles are designed with silicone seal, so the bottles can be tossed into a bag for worry-free travel. With heat preservation function, keep warm for a long time. 2. Popping Up Straw: Popping up straw features a spill-proof valve that prevents spills even when the spout is open. 3. Waterproof Silicone Cup Cover: Soft and not easy to scratch, clear texture, soft to touch, the pattern is interesting, and not afraid of falling. 4. Adjustable Carrying Strap: It is more convenient to carry on the go, the cute strap is shaped like a small satchel, and the adjustable design is suitable for most body types. 5. Portable And MUltifunctional: The children water cup is lightweight, suitable for school, picnic, camping, hiking, and travel, and it can be put in the backpack, handbag, not take so much space. Specification: Material: 316 Stainless Steel Liner Color: Red, Blue, Purple, Pink, Capacity: 420ml Product Size: 8.3 x 18.3cm Product Weight: 400g Package Included: 1 x Kids Water Bottle