---

About this item

• Dust cover protects silicone sheath from collecting dirt
• Universal 1/4 in diameter fitting
• 100% BPA & PVC free, wide working temperature range (can be frozen - max temp 60° C / 140° F)

Lightweight, high flow Comet valve self seals after each sip and can be opened and locked with one hand to prevent leaks. Includes: Comet Bite Valve and Dust Cover Product Weights and Dims: Diameter: 6mm / .25in Weight: 10 g / .4 oz