Leak-Proof Lid: This sippy cup also has a leak-proof lid, so the liquid inside won't spill and stain clothes. Its handle is easy to hold and very convenient and practical. Stainless Steel Material: Our sippy cup is made of stainless steel and are double insulated to keep your water warm or cold for a long time. It can be used for a long time. Widely Used: Our vacuum straw cup is suitable for home, kitchen, outdoor, travel use, both adults and children can use it well, and easy to clean, it brings a very good experience. Quality Assurance: Comprehensive warranty and after-sales service. If you find any problems such as defective or damaged parts before or after use, please feel free to contact us. Vacuum Straw Cup: Our vacuum straw cup can accompany the growth of children very well, its thermal insulation performance is very good, and the straw is more conducive to children's drinking. Description: Our sippy tumbler features double-layer vacuum insulation technology to keep any hot water for 24 hours. It can accompany children to grow well, and the straw design is more convenient and practical. It has a leak-proof lid, so the liquid inside won't spill and stain clothes. Its handle is easy to hold. It is suitable for home, kitchen, outdoor, travel use, both adults and children can use it well. Specification: Name: Stainless Steel Sippy Cup Capacity: 12oz Material: 304 stainless steel Cover Material: ABS Cup Height: 13.18 cm Cup Width: 7.21 cm Gross Weight: 325g Net Weight: 330g Packing List: A: Sippy Cup*1 B: Sippy Cup*2