100% combed cotton. Pique knit. Reactive dyed fabric for long term colour retention. Longer back tail & side vents assure neat appearance. Double needle top stitched arms and shoulder for durability. Knit collar and sleeve bands. ''Security'', ''Police'', etc. knitted into the collar and sleeve bands for clear identification. Taped collar seam and shoulders. Weight: 7.0 oz./sq. yd.