Thank you for viewing! This is a rescue tool from rin project, a cycling apparel brand. It's used to fix a dropped chain without getting your hands dirty, but it can also be used to open bottles or as a keychain. New and unopened. New and unopened, it has been stored at home for a while. Please understand that this is a home-stored item. Shipping is planned via regular mail. Photos are from the internet. 【rin project】Chain Hook #bicycle #bicyclechain #keychain #chainhook #chainrescue #rinproject #rinproject #cyclistrescuetool