Drawstring studied and realized to combine the qualities of extreme lightness and strength Kevlar soul to those of the elastic polyurethane coating, so as to ensure the perfect operation with the least disturbance during the activity. With polypropylene rope ring Terminal to allow installation of the Compatibility tab, In addition to attacks Kreuzspitze, even with those of other manufacturers, and a handy carabiner aluminum alloy for hooking to the boot #8217 &;.