Rupes Coarse DA Wool Pads (Blue) 130 145mm car wash soap UNO ADVANCED removes minor imperfections Do not to exceed UNO ADVANCED removes minor imperfections from a variety of surfaces while creating a durable layer of protection that provides up to 12 months of protection against environmental contaminates and makes cleaning incredibly easy Avoid exposure to water during this time All the pads in the coarse wool range are constructed using two distinct fiber lengths creating a dual density wool surface and a specific visible pattern this configuration provides a great balance of cutting power and finishing ability when compared to traditional or single density wool pads