Natural Royal Wood Bead Seat Cover Massage Comfort Cushion - Reduces Fatigue for Auto Car or Truck or Your Office Chair 100% Natural Wood Beads Cool and Refresh! Fits most cars, Vans, Trucks, Office Chairs! One size fits all No Sweating, Massage for relaxing and comfort all day! Polyurethane wire interlace for sturdy & durable construction Easy No hassle installation