[Thicker Sponge and High-Density Faux Fur] The OLANLY Machine Washable Area Rug features a 0.4-inch thick sponge padding, which is 30% thicker than the standard 0.3-inch padding used by most competitors. Combined with a 1.4-inch long pile surface, it offers fiber shedding resistance, delivering unmatched softness and comfort with our high-density faux fur.