Beal Cobra II Unicore 8.6 mm Golden Dry half rope is versatile par excellence, flexible to avoid swelling and at the same time resistant and robust. Cobra II Unicore 8.6 mm Golden Dry benefits from Unicore technology that welds the core and the sock together. It is characterized by a low impact force that allows to better cushion falls. It is recommended for multipurpose mountaineering, mountain in general, but especially multi-pitch and ice or mixed routes. Golden Dry is a waterproofing treatment applied to the jersey and core of the rope to make it more resistant to moisture, abrasion and dust. In this way the rope is highly performing on glacier, waterfall, snow route, mixed route. The Beal Cobra II is also available in a Dry Cover version. Instructions. Beal Cobra II Unicore 8.6 mm Golden Dry climbing half rope