The ILFORD SIMPLICITY Starter Pack contains all the photo chemicals you need to start processing your own black & white films. Each Starter Pack box contains: 1 x film developer, 1 x film stop bath, 1 x film fixer and 1 x film wetting agent in simple, single-use sachets.Each sachet contains the correct amount of photo chemicals to develop 2 rolls of 35mm (135) film or 1 roll of 120 film when using a 2-reel, 600ml developing tank.ILFORD SIMPLICITY sachets contain ILFORD ILFOSOL 3 film developer, ILFORD ILFOSTOP stop bath, ILFORD RAPID FIXER and ILFORD ILFOTOL film wetting agent.SIMPLICITY Film Developer, Film Stop Bath and Film Fixer are also available as single sachets and multi-packs of 5. SIMPLICITY Film Wetting Agent is available as single sachets.