I-DCR pad, i-pad yokususa uthuli, isetshenziswa kanye ne-silicone yokuhlanza i-roller.Ingakwazi ukususa uthuli kusuka ku-silicone yokuhlanza ama-roller ukuqinisekisa ukuthi i-roller yokuhlanza ingaphinda isetshenziswe.Isetshenziswa kabanzi ekuhlanzeni indawo yebhodi ngokuhlanzeka okuphezulu.