This collar combo uses 220 GSM matty pique knit cotton blend to give each tee a soft breathable and steady feel The fabric is super combed pre shrunk and bio washed so it stays smooth through regular wear The regular unisex fit with structured collar adds a smart clean line to your outfits The two piece set with navy and charcoal is a cool tone essentials pack ideal for everyday smart styling from office meetings to evening outings Wash cold inside out and dry in shade to keep both tees comfortable and neat