1m x Black Waxed Cotton 0.5mm Cord. Sold by the metre this braided cotton cord can be knotted, plaited and braided (some more) or simply used for stringing. The cord is treated with wax for fray resistance and shape retention. The wax treatment gives the cord a slight sheen. 0.5mm in diameter. This cord type is sometimes referred to as 'leather look cord' as it does resemble thin leather cord, but it is stronger and less expensive.