These or something like them are a must-have for climbing ropes with ascenders. Aider version of the Easy Daisy Makes the ultimate ascender sling Anodized CNC aluminum buckles Wide, comfortable foot stirrups buckle securely in place Overall length: 94" (2388 mm) 34" (19 mm) nylon webbing 7.5 oz. (213 g) Strength: 1.3 kN (300 lbf) Specify right or left (labeled and color coded) FOR BODY-WEIGHT ONLY Colors: maroon (left), gray (right) 100% made in the USA