retail sale 44 51.04 Woven fabrics of man-made fibres ( continuous ), All including woven fabrics of monofil or strip falling within heading No 51.01 or 51.02 : A. Woven fabrics of synthetic textile fibres : 51.04-05 Woven fabrics of synthetic textile fibres ( continuous ), containing elastomeric yarn 45 51.04 . Woven fabrics of man-made fibres ( continuous ), B II including woven fabrics of monofil or strip falling within heading No 51.01 or 51.02 : B. Woven fabrics of regenerated textile fibres : 51.04-54 Woven fabrics of regenerated textile fibres ( continuous ), containing elastomeric yarn 46 ex 53.05 Sheep's or lambs' wool or other animal hair ( fine