1. Small size, not occupy space, lightweight storage. 2. Thick soft foam, soft and comfortable without hurting the feet. 3. A key switch, start three seconds. Waterproof and moisture-proof, safer to use. 4. Third gear height, free to adjust. Through the spring snaps freely adjust their comfort level. 5. Strong suction, diameter 13.5cm(5.31) after increased , refused to loosen.
Material: foam + stainless steel tube
Size: maximum diameter 12CM
Features: exercise equipment, portable, suction cup, loss weight
Color: purple foam on black, black foam on blue, purple foam on pink, black foam on black
1PC * Sit-ups device
Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2cm differences due to manual measurement.