Properties: The SMJ Sport resistance band is a perfect prop for all people who start strength training or want to achieve the desired number of repetitions as soon as possible, e.g. pull-ups on a bar. Tapes with lower resistance (from 23-57 kg) will successfully replace expanders and enrich training on equipment during exercises in the gym. Useful information: The tape is used to develop muscle strength and endurance; Made of 100% latex; Clean with a damp sponge; Thickness 4.5 mm, circumference 208 cm, width 45 mm.