airSUP 8' Leash Cord for Stand Up Paddle and SUP, ankle Attachment 8 foot x 8mm Purple airSUP leash cord for all SUP including inflatable SUP 8 foot long, 1/3 inch cord ( 8mm ) attaches to your ankle, one size fits all padded leg attachment has swivel and also key pocket Board end also has one swivel , less tangles when paddling!