Description: Small size, not occupy space, storage. Thick soft foam, soft and comfortable without hurting the feet. The handle is soft, anti-slip and sweat-absorbent so that your palm 't get sweated or lead to the tumbling problem during the use.The tread does well in the resilience and friction. In the rolling process, although it features small friction, it can control the tumbling problem. No noise, no smell, environment friendly and anti-slip design; No harm to your floor board; Anti-slip foam hand grip, moisture wicking; Strong and ; Applicable scene: fitness equipment, fitness body How to Use? 1. Position the roller before your knees. Grab both handles with your hands and extend your arms. 2. Lean your body forward as you extend your arms, supporting it with the roller. 3. Roll the roller as far as you can for maximum distance between hands and knees. 4. Slowly roll the roller back towards your knees. size: 30.5 x 23 x 12cm Material: Steel+ABS+Sponge+PVC colour: As shown Package Contents: 1 x Abdominal Rollers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.