Sit-ups hulp vrouwen vaste voeten buikrol thuis zuignap buikspieroefening

Overview:

1. Small size, not occupy space, lightweight for easy storage.
2. Thick soft foam, soft and comfortable without hurting the feet.
3. A button switch, start three seconds. Waterproof and moistureproof, safer to use.
4. Three-gear height, free to adjust. Through the spring snaps freely adjust their comfort level.
5. Strong suction, avoid loosening

Specifications:
Choose according to fitness effect: beautiful abdomen / thin abdomen / healthy abdomen
Stepless adjustment
Enlarge the suction cup
Install in one second
Wear-resistant and compressive
Adjust the angle and height according to the exercise action to meet different needs
Made of TPR material, comfortable to use and durable

Package Content:
Sit-up aid*1