The carabiner is made of stainless steel (AISI316 quality) and is very robust, allowing for an easy and reliable attachment system. Stainless steel is particularly suitable for use in the marine environment, for various applications on all types of boats, but also for other outdoor uses.This carabiner cannot be used for personal safety. This carabiner cannot be used for personal safety. It does not comply with safety standards. For personal safety, a carabiner that conforms to the standards must be used. A whole range of carabiners that conform to the standards is also available at La Corderie.