Keep your hands free and your drink nice and cold during a hike. This sling bag fits all your necessities in the main zipper pocket and has a designated insulated drawstring pocket for your bottle. It will ideally hold any bottle up to a height of 25cm and a diameter up to 7.5cm. Adjustable shoulder strap. Exterior 100% 600D polyester, interior 210D polyester and PEVA. PVC free.