Easy to Use - Portable and lightweight, non-slip, flexible swivel base contours to seat and stays in place. 360 Degree Rotation - Rotation 360 degrees, easy to get off for elderly and children with back problems or leg difficulties to get in and out of the car easily. Very Comfortable - Designed for car or chair, helps prevent strain on back and hips. Soft, comfortable top surface. Features - 360 degree rotating cushion comes with fixed cylindrical sponge stick to prevent seat belt buckle from rotating during driving; it is convenient for your travel and is considered to be cars good partner and old mens considerate cushion. Product information Material: ABS Diameter: about 38cm/15inch. Color: black Style: European style Thickness: about 4cm/1.6inch under free condition Weight: about 260g Scope of application: car, home, office, outdoor travel Package Contents: 1 * Car cushion Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.