FlatGrip Technora 900 Degree 19kN 8mm x 11 feet Prusik Cord with termination system Made In USA The best prusik cord. his provides better prusik holding power (grip strength) that a normal prusik, plus it will not glaze over, and is rated at over 19kN (4315 lbs) MBS (nearly twice as much as other prusik cords in the market). This versatile kernmantle composite rope has a high abrasion resistant Technora cover rated at 900 degrees with a polyester core The construction of the cord allows it to flatten out providing more surface area, which means more gripping power. (Very similar to hollow blocks that Arborist use). Our unique termination system (included) allows you to cut and bond the sheath to the core before you tie the knots. (Lighter or torch required - not included). Made in USA