●LESS INTENSIVE BUT DEEPER AND MORE EFFECTIVE-- Our spikes penetrate deeper into muscles without causing intensive pain onto the skin. The best choice for people with sensitive skin or low pain tolerance ●SUITABLE FOR CAR SEATS AND CHAIRS-- when used on a car seat or office chair, the linen fabric offers bigger force of friction, making our mat stay put. Coconut fiber is pliable and sturdy, so the mat doesn't rebound or flop as foam mats do, you don't have to reset it every time you move. ● EXCELLENT QUAULITY AND NATURAL MATERIAL--In order to reduce environmental footprint, we choose natural materials as much as possible and making our products as durable as they can be. Our acupressure mat is made of organic, unbleached linen cover, plastic spikes with glue-free technology, filled with natural coconut fiber and buckwheat hull. ●IMMEDIATE AND EFFECTIVE PAIN RELIEF--acupressure mat has been shown to be effective in alleviating upper and lower back pain, and relieving discomfort of sciatica and fibromyalgia. In addition to that, people suffering from insomnia, anxiety or depression would find deep relaxation or calmness by just lying on the mat.