KOR Nava BPA Free 650ml Filter Water Bottle Made from BPA-Free Eastman Triton polyester an FDA-approved, health-safe material that's durable and beautifully clear Great for travel; easy to slip into backpacks, gym bags, totes, and purses with locked lid, silicone seal, and no leakage Health-safe carbon activated filter made from 100% pure coconut shell Filter tested and certified to NSF 42 standard to remove chlorine, chloramines, bad taste and odors found in tap water Easy Flow technology eliminates squeezing, biting and excessive sucking; Perfect Fit Mouthpiece provides excellent flow and feels great on your lips Hygienic cap design completely protects the spout when not in use; opens with the push of a button Versatile for men, women, and children - Includes 1 starter filter and 1 filter straw with each vessel