100% CottonChoose both T-shirt sizes. Men’s shirts are a unisex cut. Women’s shirt’s are women’s cut. Please consider ordering a size up if you are used to a fuller cut women’s t-shirt.Both t-shirts are 100% cotton. Heathered colors are a 50/50 cotton poly blend. We only use heavyweight, premium cotton items. We Match! items cost more because they are simply a higher quality item than most items out there. The colors match perfectly and they feel so good.These will make the cutest facebook & pinterest pictures!