Tupperware Xtreme Set for Sports Lover (Eco Flip Top Water Bottle with Sipper 750 ml + Keep Tab 500 ml) Ergonomic design makes the bottles space efficient. Air-tight and Liquid-tight seal to prevent leakage. Non-toxic and non-carcinogenic. Spill proof and liquid tight cover allows you to carry water on the go and store in the fridge. Packaging Contents: Flip Top Water Bottle 750 ml and Keep Tab 500 ml