Adjustable 10 to 40 Kg Hand Exerciser Grip Strengthener Multicolor

ADJUSTABLE RESISTANCE & PORTABLE PERSONAL HOME GYM - Adjustable resistance, you can adjust it from (10 kg) to (40kg) according to your need. Can be done at home or in office with just 5-10 minutes per day. Perfect for athletes, musicians, rock climbers, tennis players, etc.