Product Description: Light enough to move fast, yet durable enough to really thrash, the Mammut Crag Classic 9.8mm non-dry rope is a versatile, go-anywhere, climb-anything rope based on the popular Eternity construction. Features: 9.8mm size is light enough to move fast and keep your pack small, yet also durable for the rigors of climbing, so it&';s great for just about any climber and any route 60m length balances long leads and rappels with weight and bulk for approach and descent; 70m length allows extended leads and rappels on modern routes bluesign approved product means the company took deliberate steps to reduce negative impacts on the health of the environment, workers and users