The iconic S-Biner design allows quick and easy attachment using its unique double-gated design. The high-quality, durable stainless-steel body is available in a variety of sizes that are individually weight rated, creating a perfect way to hold, secure, and connect everything from keys to water bottles to gear.\nMade of high quality, weather-resistant stainless steel, this ultra-handy accessory with its dual spring gates will hold, secure, and connect everything from keys to water bottles to gear. Smaller-sized S-Biners\u00AE are excellent for connecting two zipper sliders on backpacks, duffels, and suitcases.\nOne size doesn't fit all, so Nite Ize designed six different sizes so you can choose the right size for the task at hand. The smaller sizes work great for hanging smaller items from a bag or backpack strap, attaching to individual keys, or hanging a plant from a ceiling hook. The larger sizes work great for bigger jobs like hanging a paint can from a ladder or a tool to your .