DLUX Bubble Seat Cushion helps prevent back and coccyx pain. Immediately eases the pressure point promoting a good posture conform to the contours of the body. Padded bubble material with 8 magnetic that offer good ventilation and health protection. Helps to relieve driving fatigue also give some support to the back lumbar region, gluteus maximus and gluteus medius muscles when you’re sitting for long hours. Elastic straps securely fasten the mat in the proper position. Its lightweight property allows you to transfer it from one chair to another, suitable for almost all types of seats. Neutral black will fit into any chair seat you place combined with the highest quality and affordable price to make it ideal for work, home and more. Washable and air dry when dirty.