Coccyx Cushion Foam 18 x16 x2 Black Bath Care *Stainless steel dual head chestpiece Style:Pair (Left & Right) *Stainless steel dual head chestpiece has a non chill ring for patient comfort *The internal spring binaurals ensure acoustic sensitivity * 22 latex free tubing keeps acoustic sound intact even in the noisiest settings * Comes complete with two pair of contoured eartips * Lifetime Warranty * Compare with 3M Littman 3M2201 10 per box 75 Up Charge) * Relieves pressure at the sacral area while offering patient s comfort and even distribution of weight throughout the cushion * Medium density fire retardant foam is covered in either a poly cotton in your choice of black navy or gray medical grade vinyl Shipping Carton Size: 22 L x 16 W x 4 H Black * 18 W x 16 D x 2 * Custom sizes available * Optional solid seat inserts available ($8