Wood Beaded Seat Cushion By Zone Tech (Black) &#9654; EFFORTLESS MASSAGE  The Zone Tech Wood Beaded Seat Cushion (Black) is designed to give you an effortless and gentle back and thigh massage while you are seated in your car seat, office chair and the like. This is the kind of comfort you would wish to feel after a very long day at work or any stressful event. &#9654; VENTILATION  The cushion is especially designed with small gaps in between the beads so allow a good circulation of air. This specifically lowers the temperature on your back and thighsthe hottest regions especially when you are seated. &#9654; PREMIUM QUALITY  The Zone Tech Wood Beaded Seat Cushion (Black) is made of high quality wooden beads that wont break when you sit on them. These beads are also double-strung to keep the entire structure intact while going against pressure. &#9654; EASY INSTALLATION  The installation of Zone Tech Wood Beaded Seat Cushion (Black) wont take you a minute. Because this cushion fits to almost all types of seat, you can simply put it over the anterior surface of the chair and tie the string in the back to secure its position.