3 Review(s)

Adjustable to different fitness levels: The ab exerciser can be adjusted to varying fitness and resistance levels. The steel springs can be removed or added back to adjust the resistancePortable Fitness Equipment: The ab exerciser is portable fitness equipment that can be used in your home or gym comfortably. It comes fully assembled for immediate use. The steel springs can be removed easily and put back on the expander. It is beneficial for beginners and advanced users.