Come and see our amazing products. This is made of food degree plastics, non-toxic, thicker plastics will provides the bottle with upgrade shock-proof performance.The dust-proof cap will also protect the inner liquid from any pollution, safe for human body to use. Locking buckle design will lock the cap firmly when you are not drinking. Comes with hand rope, just allows you to hang it on bags or carry it at your convenience, easy to storage. Ideal to take it to use in office, gym, school, biking, traveling, climbing or other indoor or outdoor activities. Pls confirm with us about the packing info, stock color and exact production time before placing your order.