【No Odor & Healthy】Eco-friendly TOXIC-FREE borosilicate glass, which has a better temperature tolerance (-10℃~100℃/ 14℉~211℉). There is no odor in the bottle, you can fill it with water, juice, coffee or milk. 【Leak Proof & Safety】The lid is well sealed, rubber ring is firm, as long as you tighten the lid, it will not leak. The thick bottom ensures beautiful appearance while protecting your use security. 【Anti-Collision & Heat Insulation】The anti-slip thickened neoprene cup sleeve can effectively protects the glass bottle from being easily damaged or scratched. When it is filled with hot water, it can also be insulated to protect your hands. 【Easy to Clean】Each water bottle comes with a free high quality bottle brush to make cleaning super-convenient. Dishwasher is convenient, but we recommend that you wash it by your hands as much as possible. 【Easy to Carry】With portable nylon handle, you can hang it in bicycle basket, on your backpack, or put it in your car. It’s very ideal for camping, hiking, travel, yoga, kitchen, home, office and school.