Mammut 9.5 Crag Classic Rope Duodess single rope is designed for indoor and outdoor use. Duodess is a special sock treatment developed to help you identify the middle rope at a glance. The Duodess in fact provides a marking in the middle of the rope made in two different patterns. The 9.5 mm diameter is ideal both for those who are already experienced and looking for a durable rope and for those who are beginners and want a rope to take their first steps into the wonderful world of climbing. Take it with you to the crag or to the gym! Mammut 9.5 Crag Classic Rope Duodess climbing rope