With 8cm diameter and 18cm height dimensions, this holder integrates seamlessly into most hiking backpacks, efficiently utilizing available space without bulkiness The bottle sleeve has a compact form factor, perfect for hikers and nature lovers who appreciate simple and efficient gear Its practical shape makes transportation effortless This water bottle holder is made from polyethylene fiber, offering good resistance to wear for prolonged use during outdoor adventures The sturdy construction ensures it withstands various activities Excellent for trekking, camping and excursions, this sleeve keeps your water bottle protected and accessible across outdoor environments The adaptable design suits multiple activity types Securely attaches to backpack straps, allowing immediate reach to your water bottle while maintaining gear organization The adjustable strap provides customizable carrying option