Thirsty? Look no further for cold fast hydration with this premium triple wall insulated water bottle. Trilock - 3 layers of insulation, including a copper layer to lock in 58 hours of iced cold hydration. Innovative mouthpiece for fast chugging water flow. Dual wall insulation keeps iced cold for up to 58 hours. Removable mouthpiece for thorough cleaning. Antimicrobial silicone inhibits bacteria growth. One handed easy opening, lockable to prevent spills. Easy fill and clean with wide opening for ice cubes. Chip resistant paint & heavy duty handle.