Bauchtrainer Roller Fitnessgerät + Widerstandsband Fitnessband Gymnastikband

This abdominal exerciser features rollers with grooves for better grip and anti-slip handles. It can be used at home, in the office, or at the gym. The resistance bands set includes five colors and can strengthen various muscle groups.

• The description claims this device improves abdominal exercises.
• The description claims the anti-slip handles reduce hand fatigue.