Tie Dyed Shop Peace Sign Tie Dye T Shirt- Pastel Color - Small to 3X 100% heavy weight cotton (6.1 oz) and pre-shrunk. Men should normally order 1 size larger. Will last a long time with cold water washings. We use6.1 oz pdf (cotton) stitching which absorbs the dye also. Some vendors use cheaper lightweight shirts with nylon stitching which does not absorb the dye. White stitching lines are the result of nylon stitching. This item is frequently purchased for personal use and as a gift. Extended sizes available.