Set exercise bands Thorn Fit Superband Set Light 15lb 30lb 50lb 3 pcs The set resistance bands Thorn Fit is selected by active people and personal trainers. They can be used during crossfit training, fitness, home whole body training, warm-up before training, support strength exercises, rehabilitation, stretching and strengthening muscles, as backup in pulling on the bar. Made of strong and durable latex, which maintains unchangeable technical parameters. Construction adheres to the mounting place very well. Technical data:· Dimensions: 208x 1.30 / 2.10 / 3.20 x0.45 cm· ; Operation/tension power:a) black - Micro 15lbs (~6.80kg)b) white - Super Mini 30lbs (~13.61kg)c) red - Mini 50lbs (~22.68kg)· Scope of use: rehabilitation, speed training, aerobics, assistance with pulling-ups