The patented Camelbak Big Bite Valve mouthpiece offers Hands-Free Hydration and is ideal for any high-performance situations. Easy to use just bite and sip! Self-seals after each drink to eliminate annoying drips.

Features:

• One-piece silicone design includes no moving parts to break
• Big Bite Valve self-seals after each drink to eliminate annoying drips
• Materials: Medical-grade silicone