New, Unused *Price will be gradually lowered [Important] Prioritizing Simple Transactions ▶ No need to comment before purchase, no need for transaction messages ▶ Business (shipping) on weekdays only (may ship on weekends/holidays) ▶ May open and fold the outer box for repackaging before shipping ▶ No receipt. Please inquire with the manufacturer for warranty ▶ Price reduction/question comments will be immediately blocked Those who cannot read the description are prone to trouble and cannot trade. If you are not satisfied with the photos and description, please purchase from someone else. [mokzer] Running Bag, Ultra-Lightweight 180g, Running Backpack, Trail Running, Marathon, Jogging, Cycling, Small Size, Hydration Bag, Breathable Waterproof, Bicycle Race, Reflective Straps, Abundant Pockets, Unisex/Children (Gray) Ultra-lightweight & Versatile Pockets: The ultra-lightweight running backpack weighs only 180 grams and measures 38*19cm, with a 500ml foldable water bottle included. This cycling bag is designed to carry sports equipment all at once and has excellent storage capacity! You can store 500ml water bottles or candy/chocolate on the straps on both sides, a zippered pocket can hold your cell phone, and the two-layer main compartment in the back can hold a 2L hydration bladder. Waterproof & Durable: Made of high-quality water-resistant nylon material, it can handle bad weather. The surface of the bicycle backpack fabric is waterproof coated, preventing water droplets from seeping in, so you can rest assured even in sudden rain. The lining uses high-quality polyester material, which is resistant to friction, tearing, and fading, making it durable and long-lasting. Perfect for those who train or like to travel long distances. Reflective Design & Safety: Reflective strips are used on the front and back ends of the running backpack, increasing visibility during nighttime use, and reflective strips are designed to ensure safe walking at night. The reflective strips on several parts of the cycling backpack shine under the light, making it easier for drivers to see and increasing safety at night. Excellent Breathability & Adjustable: The running vest uses a thin and soft mesh material, and the back and shoulders have a mesh structure that quickly releases heat, allowing you to use it comfortably even when you sweat, and your back can breathe during exercise. In addition, it has an adjustable hip belt and shoulder straps.