The best-performing valve in the industry. The Blaster Bite Valve comes with a dust cover to protect you from grittier elements, it's leak-proof, self-sealing and easy to disassemble for cleaning. It's a clear winner.

• High-flow hydration tube bite valve delivers water when you need it most.
• Self seals after each sip and features a twist on/off bar to prevent leaks when not in use.
• Dust cover protects silicone bite valve from collecting dirt.
• Durable, high-grade compression molded silicone sheath.
• Universal ¬º inch diameter fitting.
• Safe and reliable, 100% BPA & PVC free.
• Weight: 10g / 0.4oz
• Diameter: 6mm / .25in
• Materials: PP/POM, Silicone