304 stainless steel cup male and female students portable spring water cup Material: Stainless steel Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 284g Package size: 24x7x7cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) 4. One-click Bouncing Open Cover: Convenient Bouncing Open And Close Design, Simple And Quick One-hand Operation, Even In The Busy Can Easily Drink Water, Avoid Water Leakage Troubles. 5. Fashion For Men And Women: Simple And Fashionable Appearance, Neutral Color Matching, Suitable For Men And Women Of All Ages To Use, Highlight Personality At The Same Time, But Also Good Gifts. 1. 304 Stainless Steel: The Use Of Food Grade 304 Stainless Steel Material, Health And , And No , To Drinking Water Hygiene. 4. One-click Bouncing Open Cover: Convenient Bouncing Open And Close Design, Simple And Quick One-hand Operation, Even In The Busy Can Easily Drink Water, Avoid Water Leakage Troubles. 4. One-click Bouncing Open Cover: Convenient Bouncing Open And Close Design, Simple And Quick One-hand Operation, Even In The Busy Can Easily Drink Water, Avoid Water Leakage Troubles.