Portable Flat Abs Trainer transparent calendar or lumbar support

or lumbar support

Easy open thumb tab

The flat backing and wide platform provide universal support for your phone or tablet

The fourth function: LV03 laser level on the edge of the scale (15cm

please allow an error of 0-2cm

Portable Flat Abs Trainer transparent calendar or lumbar supportEASY TO USES Timing display, precise control of movement duration. Light weight, high appearance to exercise waist and abdomen. FEATURE Preferred Material Comfortable Fitness Equipment: Comfortable fitness experience, elastic grip and thickened support foam. Thickened elbow pad, more comfortable elbow. Safe and Secure Angular mechanics triangle design, positive timing, countdown design, you can plan your exercise time reasonably, monitor in real time,