Highly corrosion-resistant S-Biner Marine SlideLock is crafted from high quality 316 stainless steel This locking double-gated carabiner allows you to organize, connect, carry, and keep valuables extra secure in marine or other extreme environments It features 2 innovative plastic sliders that lock into place to keep the gates securely closed Each gate can be locked independently for convenient access, and will stay that way until you choose to unlock them The iconic S-Biner design allows quick and easy attachment and designed for aquatic environments