McKesson CanDo Exercise Resistance Band Black 13 cm X 5,5 m X-Heavy Resistance - EachHigh quality, resistive exercise band for rehabilitation, conditioning and training Lightweight, compact, and portable 5 inch width Extra heavy resistance level adheres to the widely accepted color code system ranging from yellow through black. Black stretch band provides 7. 3 10. 2 pounds of resistance. Can be used as an exercise solution to strengthen and or condition upper and lower body, including but not limited to, shoulders, arms, chest, upper