£11.00 Laerdal Pocket Mask with Valve and Filter £18.00 Laerdal Pocket Mask Extra £2.75 Laerdal Disposable Filter £4.95 Laerdal One-Way Valve £21.00 Laerdal Pocket Mask and Pouch Value Pack £4.95 St John Ambulance Res-Cue Mask in Green Case