WATERSY 20oz Tumbler with Straw 590ml Stainless Steel Insulated Thermal Mug Double Vacuum Coffee Cup Keep Cold 12H Products Description Capacity: 20oz/591ml Material: 304 Stainless Steel Accessories: stainless steel straw, cleaning brush Color: red, blue,white, green, purple, light blue, black, dark blue, 1. High safety: high-quality 304 stainless steel liner, BPA-free, safe and non-toxic, tea, coffee, milk, juice, etc. can be used with confidence. drinking water is more healthy. 2. Double-layer insulation: 6 hours of insulation, 12 hours to keep cold. 3. Leak-proof: Food-grade silicone sealing, leakage prevention. 4. durable: 5-layer heat preservation process design, made of 18/8 professional grade stainless steel, the water temperature is more durable. 5. Capacity: large capacity to meet daily drinking needs 6. The best choice of gift for friends, classmates and family. Attention: -Due to manual measurement, there may be an error of 1-3 cm. -Please understand that the colour may deviate due to different monitor settings. -If you are satisfied with our product or service, please give us 5 stars feedback, we are very much looking forward to your review!