High density foam provides an ultra smooth finish with minimal stippling and bubbling. Extra absorbent for holding in a larger volume of paint than a traditional fabric making them well suited to large surface areas. High-density foam are extremely useful on smooth surfaces where the roller can glide along and dispense paint such as on doors, cupboards, shelves, jambs, window frames, furniture and more. Designed for use with water or oil based stains, enamels, varnishes and urethanes.