Carpets; Linoleum; Wallpaper; Bath mats; Carpet underlay; Carpets for automobiles; Chair mats; Door mats; Floor coverings; Floor mats; Floor mats, fire resistant, for fireplaces and barbecues; Gymnasium exercise mats; Gymnastic mats; Mats of woven rope for ski slopes; Reed mats; Rubber mats; Tatami mats; Vinyl floor coverings; Yoga mats; Floor mats in the nature of non-slip pads for use under apparatus to prevent slippage