Product Specifications ・Size: 35cm x 18cm ・Color: Black ・Material: Nylon/Spandex ・Weight: Approx. 140g Features [Excellent Breathability and Waterproofing] The back and shoulder straps feature a honeycomb design that promotes air exchange and provides excellent heat dissipation. Even with prolonged contact with the bag on your back, you won't feel sweaty! [High Storage Capacity] With multiple pocket designs, smartphones and water bottles can be easily stored in their own dedicated pockets. [Adjustable Straps] In addition to the chest strap between the shoulder straps, there is also a waist strap. Simple adjustments allow it to adapt to various body types and fit snugly to your body. [Ensuring Nighttime Safety] The fluorescent parts on the front shoulder area attract the attention of other road users, ensuring safety. High visibility at night makes it useful for nighttime outdoor activities. [Versatile Use] With excellent breathability and waterproofing, it is suitable for various activities such as cycling, mountain climbing, running, and camping. It is an ideal item for outdoor and sports activities. INOXTO Running Backpack Hydration Pack Hiking Trail Running Cycling Race Marathon LSD Please feel free to comment if you have any questions m(_ _)m ~~~Notes~~~ ・Please refrain from purchasing if you are sensitive, as it may lead to trouble. ・We apologize, but returns are not accepted. ・We may change from Raku Raku Mercari便 to Yu Yu Mercari便. ・We may reuse used materials for packaging.