I'm selling an item I purchased this year but never used to someone who will. It has been opened for photography, but it is unused. Retail price was around 5000 yen. OFFBONDAGE Bicycle Rear Bag Carrier Bag Waterproof Large Capacity Pannier Bag Bicycle Bag Shoulder Belt Included Night Reflection Easy Installation Road Bike MTB Cross Bike Commuting School Cycling Color: Black Brand: OFFBONDAGE Material: Polyester Manufacturer: OFFBONDAGE Vehicle Fit Type: Universal Fit About this product: 【Large Capacity】This bicycle rear bag is approximately 36 x 17 x 15cm with a large capacity, yet weighs only 343g. It can easily hold gloves, sunglasses, a puncture repair kit, spare tubes, a mini pump, a smartphone, and more. The drawstring main opening can store items like water bottles, umbrellas, and wet clothing. 【Waterproof Function】The surface is made of high-density 600D Oxford fabric and PU coating, allowing you to ride with peace of mind even in sudden rain. It is resistant to friction and has high durability, allowing you to wipe away dirt. Also, it uses waterproof zippers. It thoroughly blocks rainwater from entering the seams. 【With Reflective Material】Reflective material is used on the printed parts and logo parts on both sides of the carrier bag, making it highly visible and alerting vehicles even when riding at night, protecting safe cycling. 【2-WAY Use for Everyday Use】It can be easily attached and detached from the bicycle, and the included adjustable strap allows it to be used as a handbag or shoulder bag. This bicycle bag quickly transforms into a daily bag perfect for commuting, going to school, and shopping. It combines functionality and stylish design.