The bowtie exerciser is available in 7 levels of resistance for progressive exercise and 3 lengths to accommodate different needs.
3 piece set: 14", 22", 30", red.. Levels range in order of strength from least to greatest resistance: tan, yellow, red, green, blue, black, silver. CanDo® BowTie„¢ Tubing Exerciser, Full Body Set -14", 22", 30"), Red, 3/Set Length represents length of tubing from end to end when unit is laid flat and is taut.