The CMC has taken their time, and put a lot of work into refining the AZ Boun-Loop Prusik. Featuring strong yet clean and resilient SecureStichTM bounding, this long lasting prusik is great for clinching the attachment bight. It is an identical piece of gear to the CMC Sewn Loop Prusik, but incorporates a durable shrink tube to both sides of the loop. Preferred by rescue schools and agents alike this is a durable prusik. The CMC AZ Bound-Loop Prusik weighs 1.7 oz (48 g) – 2.2 oz (62 g) and comes in a 18 inch (46 cm) Red 8 mm style or a 25 inch (63.5cm) Green 8 mm style.