Lengths of ASOS T-shirt & polo shirts will vary from style to style, however the average length of a size M top measures 27.5 inches / 70cm down centre back.
T-shirt Size Guides. T-shirts brands are 100% preshrunk cotton of high quality thread count like Haynes, Gildan, Anvil etc. Some companies replace the tags with.
Length: Shoulder seam at collar to bottom hem. Width: Underarm to underarm. Care Instructions: Turn inside out. Machine wash cold. Use non-chlorine bleach.