Pure Taste Borosilicate Glass 18oz. Hydration Bottle with Full Length Silicone Sleave - Pink High Quality Thick Wall Borosilicate Glass Hydration Bottle for Hot or Cold Liquids Wide Mouth Opening (1.9") for easing Filling, Cleaning, & Ice Cube Insertion Securely Scew down the Threaded Lid, Sealing your Beverage In. Easy Carry Finger Handle. Full Length Silicone Sleeve for Added Grip, Protection, & Insulation. Will fit most vehicle cup holders. Hand wash recommended. Not for cooking, microwave or freezer use.