The Gym Climbing Harness by Petzl is a light weight and compact adjustable harness for novices and group programs. Basically the Gym is the Pandion without the gear loop.Features: Weight: 390 g Certification: CE / UIAA Sizes: One size fits all Compact and lightweight. Single attachment point above the waist made of Dyneema for excellent abrasion resistance. Tapered leg loop design provides freedom of movement. Easy to put on: Leg loops are color coded to make harness easier to put on, with Double Back buckles on the waist-belt and leg loops for rapid adjustment. Good weight distribution due to wide webbing leg loops and waist-belt.