Breathable Ultralight Bicycle Backpack Outdoor Sport Cycling Camping Hiking Running Hydration Pack Bag with with 2L Water Bladder

Durably made with anti-tear polyester fabric, water-resistant and lightweight.|Breathable shoulder strap and back for good ventilation and comfort.|Reflective strips greatly increase visibility and safety at night.|Adjustable chest strap and waist strap for snug fit; with a whistle for emergency use.|Elastic bungee cord helps store your raincoat, cycling jersey, etc.