2pk 4" microfiber covers. An excellent choice of roller to use with semi-gloss and eggshell paints, thin coatings, or all paints. 100% Italian polyester micro-fiber. 2 covers per pack. Refer to model No. 77600 frame. Length: 4", Nap Size: Micro fiber, Surfaces: Smooth, Core Type: Polypropylene, Material Type: 100% Italian Polyester Micro Fiber, Roller Frame Type: Whizz 4" SKU790685 or 790693, Pkg Qty: 2, Package Type: Bag No. 74016: Length: 6", Nap Size: Micro fiber, Surfaces: Smooth, Core Type: Polypropylene, Material Type: 100% Italian Polyester Micro Fiber, Roller Frame Type: Whizz 6" SKU790685 or 790693, Pkg Qty: 2, Package Type: Bag