Softness Green Rug designs in Green. Machine Tufted, Super Soft Microfibre Polyester, Pile height (mm): 30mm. Introduced in 2018 by Oriental Weavers, rugs don’t come any softer than these. Made using super soft microfibre polyester, the Softness rugs have a pile which is just irresistible for sinking your feet into. Available in a range of pastel shades, these are the ideal rugs for comfort.