Outdoor running trail lightweight on the back hydration running men's breathable marathon bicycle water bottle 500 ml

About this item: 1. Durable for long-term use: The insulated backpack is mainly made of nylon and polyester material, scratch-resistant and corrosion-resistant, strong enough to serve you for a long time. 2. Suitable size for use: The water backpack for hiking is about 46 × 20 × 9 cm, adjustable, one size fits most people to wear. 3. Suitable for many occasions: The water running backpack is suitable for various occasions, such as camping, hiking, cycling, skiing, climbing, running, fishing, and other outdoor activities: The hydration pack can replenish water in a timely manner after exercise. The loose hydration bags are characterized by strength, reliability, and ease of use, so you can focus on upcoming adventures. Suitable for most people: Our water hydration packs are suitable for men, women, teenagers, and young people. The backpack straps are fully adjustable to comfortably fit most sizes.