A smooth, highly finished, level cut pile carpet. A plush is lower and more dense than a saxony. In a plush, each individual yarn end is less distinguishable than in a saxony. Ply A measure of the number of individual yarns twisted together to produce the finished carpet yarn. For example, a two-ply yarn means that each tuft consists of two yarns twisted together. Plied yarns must be heatset to prevent untwisting under traffic.