Climbing Backpack Rucksack Running Bag 5L Lightweight Outdoor Hydration

Overview Extreme comfort: The ventilation and air circulation system keeps your back cool and dry. The soft padding at the back of the backpack makes the back comfortable, and the adjustable shoulder/chest strap perfectly fits your body. Safety considerations: Reflective safety labels and reflective signs provide high visibility in low-light environments, ensure your safety and hydration in extreme environments and weather conditions, and use food-grade materials for the inner tank Specification Applicable gender: neutral/male and female Material: polyester fiber Hardness: medium to soft Capacity: 20L or less Applicable scenarios: running sports, fitness and bodybuilding, cycling sports, hiking and camping, sports outdoor bags Color: 591 light gray with dark blue, 591 light gray with orange, 591 light gray with light blue, 591 light green, 591 royal blue, 591 dark gray with orange, 591 black and white, 591 black and blue, 591 black fluorescent green, 591 black and yellow Package Content Sports backpack X1