Maximum strength and lightness for an innovative leash with a Kevlar ® core. It is covered externally by a polyurethane spiral that acts as the spring following skier?s movements perfectly. It reduces the most annoying risks as become entangled in branches or spurs without being ever get in the way for walking.Specifications:- MAXIMUM EXTENSION: 60 cm- TRACTION RESISTANCE: max 100 kg- FITS WITH: Universal- MATERIALS: PU coiled coating + Kevlar ®