The Coat Of Arms, awarded to the Town in 1618 along with the Charter of Incorporation is, in heraldic terms, described as ....
The field azure, a chevron erminoise between three woolsacks argent: the crest, on a helm a wreath of colour or and azure, a mount vert thereon a lamb standing argent holding a banner azure with a woolsack argent, the staff or mantled argent doubled gules, tasselled or.