The Edelweiss Challenge Sit Harness is a great all-purpose harness in a lightweight package. It features 3 buckles for adjustment to fit any person--one on the waist and each leg loop. The Challenge Sit Harness is universally sized to fit most everyone. A regular size fits up to a 44" waist size and 30" leg, while the XL will fit up to a 52" waist and 36" leg. Weighs 390 grams. CE certified. Perfect for rope courses and gyms.