Technical Features Taste-Free Hydration: PEEVA™ food-grade material eliminates plastic taste and odor — BPA-free and PVC-free for clean water every sip Baby-Grade Bite Valve: TPE construction is eco-friendly, non-toxic, and holds up through repeated use without degrading Dust-Cover Drinking Tube: Keeps dirt and debris out so every sip on the trail is clean 500ml Capacity: The ideal amount for a half marathon or shorter efforts — light and right-sized Construction Details PEEVA™ Material: Tough, flexible, and food-grade — resists cracking and maintains its shape whether full or empty Foldable Design: Collapses to palm size when empty, slipping easily into a vest pocket or running belt Universal Compatibility: Sized to fit the Tahoe Hydration Vest 2.0 and most sport hydration packs Materials & Care Do not expose to temperatures exceeding 60°C (140°F) Food-Contact Plastic Components:Body: 50% Polyethylene, 50% Ethylene-Vinyl Acetate CopolymerNozzle: 100% PolyethyleneCap: 100% PolypropyleneStraw: 100% PolypropyleneMouthpiece Cover: 100% Thermoplastic