Features: * high quality *Made of high-quality materials, *Available in both straight and 90 degree types * push on to your existing tube *9mm approx connector diameter (Please check suitability before purchase) *Unbranded valves fit most brands of Hydration Drinking Bag *Valves feature on / off switch to stop any spillages / leaking in transit,easy on/off switch *Easy to use, just bite and sip. Specifications: *Material: Silicone *Color: Blue(as shown in the picture) *Size: 9mm connector diameter (approximately) *Quantity: 1pc Package Contents: 1*Bite Valve Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Compatibility - Hydration Drink Pack Replacement Bite Valve Nozzle Mouthpiece With On Off Switch Good Performance Materials - These bike accessories are made of premium material, ensuring their durability and long-lasting performance. Optimal Performance - These accessories offer versatility and adaptability to different cycling needs and provide optimal performance and reliable functionality enhance the riding experience and ensure safety. Easy Installation - These accessories can be easily installed on your bike to get your bike running again. After-sale Serive - We provide high quality products, if there is any problem with our product, please contact us. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.