Organize, connect, carry, and keep your valuables secure with the colorful Nite Ize S-Biner Aluminum SlideLock Dual Carabiner. Made of high quality, lightweight aluminum, the S-Biner SlideLock features two simple, innovative plastic sliders that slide into place to keep the stainless-steel gates securely closed. Each gate can be locked independently for convenient access. The S-Biner gates will stay firmly locked until you choose to unlock them, allowing for simple and secure linking, attaching, and carrying. Sizes: #3, #4. Colors: Charcoal, Lime, Orange. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Biners.