These thermal sets are made of a waffle weave fabric which retains the body's heat, offering much needed warmth. They feature rib-banded cuffs with reinforced seams. The tops come with long sleeves and a comfortable crew neck to provide special coziness. The pants have elasticized waistband and fly front. Colors include black, navy, charcoal grey, heather grey, and white. We also offer custom orders by specific colors on larger quantity.It is packaged 4 Dozens /48 Packs per case.