The leather renew bonded leather pack contains products for the regular care treatment of polyurethane leather such as bycast and bonded the leather reviver keeps the leather soft and supple with a recommended use of upto 2 4 times per year the leather cleaner guarantees efficient but gentle cleaning for all types of leather except nubuck and suede with a recommended use of upto 6 ndash 12 times per yearplease note the leather master renew bonded leather pack will be delivered separately