Beverage solution on-the-go for all types of liquids - fliptop cap to ensure easy handling. Spill Proof: Tupperware Aquaslim bottle is lightweight and spill proof, making it perfect to be carried to trips, treks or wherever you need to go! Easy Opening: The Fliptop cap makes it easy to open, sip, drink and pour Snug Fit: Ergonomic, compact design fits perfectly in any refrigerator or car door Easy to Clean and Maintain: The wide rim makes it easy to clean the bottle from inside. The wide base of the bottle keeps the bottle firmly planted and prevents it from toppling over Material and Capacity: The bottles are made of plastic and have a capacity of 500ml