Bought and forgot. Brand new just no packaging The Petzl I’D is a self-braking descender, an amazing machine for outdoor sports enthusiasts who enjoy climbing and caving. Made of lightweight aluminum, this large round descender features the Petzl brand's reputation for quality and durability. The I’D model is designed to provide safety and control during descents, making it a reliable tool for adventure seekers looking to explore challenging terrains.