Adjustable to customize rung spaces as per training goals. Made of strong webbing and light flat plastic luminous rungs. Blue marking on webbing sets the rung at 30cm/11" for young trainers and yellow marking sets the rung at standard 40cm/16". Available in length 4mtr & 8mtr. Width 18". Total 10 rungs in 4mtr & 20 rungs in 8mtr.Ladder with eyelet ends on one side and velcro on other end.  Comes packed in customized carry bag.