Come and Check Our Branding Solutions.These water bottles are made of 100% borosilicate glass with real wood friction-fit lid. They can be used to fill many kinds of liquids, such as cold or hot water, milk and beverages etc. Colorful silicone sleeves prove a no-slip grip and make it easy for kids and gueststo identify their own glasses. Protective silicone sleeves make the glass perfect for outdoor use as it will not sweat in warm weather. All part sare BPA/BPS free and top rack dishwasher-safe. Do not microwave. Do not freeze. Pls check inventory and detailed info before placing your orders.