Features The cup surface is sprayed with powder,frosted texture,comfortable to hold. The surface is still bright as new, without scratching traces even if it is fell down. SUS304 liner,food grade, not easy to produce dirt and easy to clean.Anti oxidation,heat insulation and anti corrosion. Built-in silicone seal ring, with one-button lock design, 360 leakage prevention, which is not easy to be leaked when placed upside down, shaking and rolling over, ensuring a safer travelling. This lightweight and portable cup can be placed in your handbag, can be taken everywhere. Upgraded cup mouth, round and easy to use.The silicone cup bottom, which is skid-resistance. Wide upper and narrow lower design,which is fit for putting in the car, and it is easy to operate with one hand, easier to drink. Specifications: Color:Dark Green, Pink, White, Black, Navy Blue (optional) Material: 304 Stainless Steel Volume:510ml Package weight:307g Package size: 17.5 * 9.4 * 7.5cm Package List: 1 * Cup