EZsport Glass Water Bottle with Silicone Protection Sturdy and Lightweight for Hiking Camping Backpackers, 100% Leak Proof, Turquoise Color The glass bottle with 100% recyclable material and it will not leach any harmful chemicals or unwanted flavors into your water. We made our water bottle reusable as many times as you'd like, and is entirely BPA free, Phthalate free and PVC free. Our glass really resistant thanks to our high quality borosilicate material more resistant to heat than normal glass. So you can enjoy hot tea or coffee anytime you want. Moreover our glass bottle is protected by a silicone sleeve which will protect from dropping, ideal for camping, backpacking or hiking. And also the cover acts like an insulator to keep your beverage hot or cold a little bit longer. We designed the bottle with the ideal size for your outdoor activity or for your children drink. We made the bottle 100% leak proof with a rotational thread design for a better sealing. We made the glass bottle microwave and dishwasher safe so you will be able to use it as you like. Our bottle can resist from -20C to 150C above zero.