Plank Support Trainer: This LCD display core trainer is to the waist, abdomen and core muscles.: plank trainer is more safe for plank support.Design: Based on the plank support, this abdominal muscle training device increase stability and comfort, so as to exercise muscles.Smart: The plank trainer is adjustable to meet your needs, the smart timing can time. The anti pinching hands design.Multifunctional: Perfect for plank support, one hand plank support, up plank support training.Color: whiteMaterial: pe+ silicone+foamPackage Contents:1 x Plank Core TrainerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.