Features: Brand new and high quality The practical Off On function of these bites valves allows for water control without effort, and providing a great drinks experience. Suitable for outdoor sport enthusiasts, traveler, and camp person, these bites valves caters to that need of require a reliable source of water while on the moving. Whether you being hikings, cycling, camping, and engaging in other outdoor activity, these bites valves being essential for staying hydrated. Their user friendly designings ensures a tight and pleasurable drinks experience wherever yours adventure take you. Designings for easily use and maintenance, these valves being a must having for any outdoor lover. They being also suitable for everyday use at yours home, in your office, and at your school. Specifications: Material: Silicones Color: Blue Color/Pink Package Weight: about.20g Size: As The Picture Shows Package Includes: 2Pcs Bites Valves note: Please allow 1-2cm error due to manual measurement. Please make sures you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual colorful of the item. Thanks!