Description
Orange – Extra Light: For rehabilitation, equivalent to 6.8 – 9 kg of drag
Yellow – Light: For rehabilitation, equivalent to 9 – 11 kg of drag
Green – Medium hard: For aerobics and rehabilitation, corresponds to 11 – 13.5 kg of drag
Red – Hard: For aerobics and advanced strength training, equivalent to 13.5 – 15.8 kg of pulls
Blue – Extra hard: For an already well-trained musculature, equivalent to 15.8 – 18 kg of pulls
Grey – Super hard: for an already well-trained musculature, equivalent to 18 – 20 kg of pulls
