Kevin Channel Mouth/Nose Pieces 10 Pk by Nasco Healthcare $81.95 100-2162 Kevin Channel Mouth/Nose Pieces 10 Pk / 100-2162 / Cart Title Kevin Channel Mouth/Nose Pieces 10 Pk Product ID 100-2162 CheckoutType Cart Add to cart Kevin Channel Mouth/Nosepieces 10 Pk. Ship weight 2 lbs.