Main Feature -Both adults and Kids can use our water bottle bag -Keep the temperature of drinking water, also avoid to burn your hand -Detachable belt buckle, convenient and quick, can adjust the belt buckle quickly and freely -With the adjustable shoulder strap, it will fits all body types, you can wear over the shoulder, cross chest as a sling bag or just hand carrying -Our water bottle bag is made from premium quality, extra-durable neoprene material, with a modern and stylish design, this water bottle cover is a necessity for the active man and woman on the go -Use it for walking, running, gym, cycling and more Warm prompt: The actual colour of the backpack maybe different from the picture shown due to the different screen of display or reflecting light when shooting. 1-2cm error of measuring is a reasonable range due to different measurment methods Any questions or problems to our products or service, please email us freely, we will reply and solve it for you ASAP Dreaweet WISH YOU A HAPPY SHOPPING