Braiding or plaiting involves twisting threads together into cloth. Textiles are formed by weaving, knitting, crocheting, knotting , tatting, felting, or braiding. Other methods are knitting, crocheting, felting, and braiding or plaiting. Other methods are knitting, felting, and braiding or plaiting. Sessions can include shampooing, oiling, combing, braiding and twisting, plus adding accessories. Commonly used reinforcement methods are braiding, spiraling, knitting and wrapping of fabric plies. Braiding and tying the hair was common. Both men and women followed a tradition of braiding coloured ribbons into their hair. The ochre mixture is also applied to their hair after braiding. Officers wore silver epaulettes, braiding and ferrules. Tracking involves the braiding of a person's natural hair. Officers had silver lace on their coats until 1830, after which gold braiding was adopted. He instead elects to achieve the same effect by braiding his hair. Historically, hair braiding was not a paid trade. Both meanings of the word plexus are given as pleating, or braiding.