UPSTYLE Water Bottle Straw Kids Insulated Stainless Steel Vacuum Cup Cute Animals Tumbler Flask Travel Mug Children 19.6oz(580ml) SPEC: 7.9*22cm, Capacity: 580ml (19.6OZ), 4 cute pattern to choose, Suitable for Kids, Teens The stainless steel interior and exterior is made of high quality 304 stainless steel, used the vacuun-seal technology and double-wall construction, vacuum insulation for maximum temperature retention, keeping drinks hot or cold for as long as 24 hrs. It's not easy to rust,corrosion and easy to clean, durable and withstands the demands of daily use. The double wall design allows this bottle to remain sweat-proof with liquids. This vacuum cup with straw, which made of food grade silica gel, it's special baby silicone nipple and no heavy metal. A hygienic push button lid is easy for little hands to operate. A pop-up silicone straw is easy to use and comfortable to drink from.Straw bottle is compact and portable and features a large capacity - perfect for toddlers on the go. Leaking Proof Design:Labeled with a open and close pouring button to ensure no leaks even this thermos water bottle was turned upside down, prevent being open.Security leak-proof. Anti slip bottle bottom and the reinforcement bottom, make the anti-breaking performance more stronger, and the bottom used concave and convex design, make the vacuum cup steadily.This cup with high quality nylon rope, take conveniently when you have a travel or outdoor.This bottle's contoured shape is easy to grip and hold. The base of the bottle is non-slip and scratch resistant.