Alton Surfboard Leash String Features:This Surfboard Leash String is what keeps your board attached to your leash so you're swimming after your board, so make sure you always have an extra one handy!To attach - tie an overhand knot to create the looped tie. Put the loop end through the leash plug, shove the knot through and pull tight. Be sure to check the length of your leash string to ensure it will not overhang onto any part of your rails, which can lead to rail damage.Standard lengthHigh strength material Item #LEAROPSTR