Metal [Round Carabiner information]: You will get 10Pack Black spring o ring round carabiner snap clip. Please understand that manual measurement may have ±1mm [Craft material]: The round carabiner clip snap spring O ring made high-quality of alloy material is light and durable, surface is anti-oxidative treatment by plating process nickel free, improve wear resistance and rust resistance, The spring snap o ring has a smooth surface and edges that will not scratch your item, round buckle hook available as your DIY craft accessory [Ease of use]: Spring O ring keychain clip design, simple to use and easy to open and close, can be connected and released quickly, round trigger snap ring perfect for an extend for your handbags or a replacement ring for straps, spring o ring are an indispensable quality accessory for repair items [Creative matching]: Round keyring clip can decorate and replace most items, such as key ring, small dog leashes, dog collar tags, purse charms clip, handbag, shoulder bag, strap, exercise band, bag tassel, keychain clip and outdoor paracord keychain lanyard or match with your desired hanging crafts or decorations, round clasp ring is a great DIY accessory, can be given as a gift to a friend [Note]: Although these metal round spring snap clips are very strong, for safety reasons, do not use them for some too strenuous sports, such as mountain climbing or rock climbing You will get 10Pack Black spring o ring round carabiner snap clip. Please understand that manual measurement may have ±1mm