Length: 36cm suitable for 5 sqm and smaller kite; Inner core with high strength plastic steel red and blue EVA outsourcing softness while protecting hand a clear distinction between the right-hand; Up and down ropes are using Dyneema cored wire Red Blue and Gray color line to distinguish up and down line and the right hand 1-4 digit number indicating a more accurate flying line connection; Wrist Leash Safety System: High quality nylon webbing and soft neoprene pads prolonged use of increases comfort; rubber band jacket hollow webbing rope strength increase security and protect the rubber band is not broken; Red and blue rope and red and blue woven wrist band distinguish between left and right hand.