1001 Carpet Shampoo has been specially designed to tackle large areas of carpet and upholstery. Its formula works right into the fibres, wiping out household dirt and grime quickly. As well as attacking ground-in dirt, the unique Fibreshield polymer leaves a protective shield that will defend your carpet and keep it cleaner for longer. Safe to use on most carpets, including wool. Do not use on ‘velvet’ type materials, brocade, rayon or those unsuitable for wet cleaning. Not for use in 3 in 1 Machines.