The 360° fabric pocket sides can be easily stretched to fit mattresses up to 11" thick

Whether you put it on your desk

TPE soft grip

whose working principle is the temperature effect they provide

New Arrival - Multifunction Timing Plank Trainer ¡ì The 360° fabric pocket sidesIt effectively activates your core muscles. FEATURE Preferred Material Provides more stable support and safe exercise, it also provides comfort for your arms, and makes you more "inclined" when doing plank exercises. Safe and Secure Angular mechanics triangle design, positive timing, countdown design, you can plan your exercise time reasonably, monitor in real time, and control the exercise time yourself. Comfort Grip TPE soft grip, comfortable foam