Package of 5, or set of 3.

Three resistances for all recovery needs.
Made of polyurethane foam for a comfortable hold. Color-coded for use in graded exercise programs.
Sold packages of five of the same resistance or in a set that includes one of each resistance.

Light resistance (Yellow): 1 to 1½ lbs. (0.5 to 0.7kg).
Medium resistance (Blue): 2½ to 3 lbs. (1.1 to 1.4kg).
Firm resistance (Black): 4½ to 6 lbs. (2.0 to 2.7kg).