Pura Sport 18 OZ/550 ML Stainless Steel Water Bottle with Silicone Sport Flip Cap & Sleeve (Plastic Free, Nontoxic Certified, BPA Free) 100% Plastic free Sport bottle compatible with all medical-grade silicone components from Pura; limited lifetime warranty Includes leak-proof Big Mouth sport top and bright-colored sleeve crafted of medical grade silicone; top not for hot beverages Dishwasher Safe, food grade #304 (18/8) stainless steel and medical grade silicone contains no BPA, BPS, EA, PVC, phthalates, or other toxins and no internal lining to ensure nothing ever leaches into your beverage Colorful silicone sleeve for grip with a convenient finger loop Big Mouth sport top flips open to reveal chuggable widemouth opening with soft mouth touchpoint & splash guard