This mat is used to enhance well-being by providing acupressure (non-piercing) on a large number of points on the area of the body/head you are treating. At first, you may feel a little pain from the plastic spikes, but this will subside. Place the nail pad on a bed or similar soft surface. Experience an unparalleled sense of well-being with our yoga mats for complete relaxation and physical pleasure. Enhance your sense of well-being with acupressure on many acupuncture points. Initially, the plastic spikes can feel overwhelming, but soon they turn into a wonderful relief. Package includes: 1*yujia Note: 1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding. 2. Color may vary due to different monitors, please understand. Hello, please pay attention to your delivery address when purchasing products. If your delivery information (such as name, street, house number, doorbell/mailbox without name, etc.) is incorrect, the order will not be delivered correctly.)