The Breakaway Surge valve maximizes flow rate and self-seals to eliminate spills and splatter; spill-proof when open and pushes closed for leak-proof transport 100% BPA-free insulated water bottle featuring triple wall insulation, keeping your liquid cooler for longer Designed with ultra-lightweight materials and a unique grip groove, so you can hydrate with an easy squeeze Fits securely in a variety of bottle cates Dishwasher safe Surge cap is two piecesù cap and valve ùand with a twist, pull, and a wash, they're that easy to clean Materials include low-density polyethylene (LDPE) and thermoplastic polyurethane (TPU) valve. BOTTLE INSULATED BLU 24