pecifications:
Small size is easy to use.
Through the spring snaps freely adjust their comfort level.
Thick soft foam, soft and comfortable without hurting the feet.

Item Name: Sit-ups Assistant Device
Material: Manganese Steel + Foam Cotton + Silicone
Features: Adjustable, Exercise Equipment, Easy to Use
Size: 29cm x 18.5cm x 12cm/11.42" x 7.28" x 4.72" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Sit-ups Assistant Device