Billionaire Boys Men's Tops. Fashion category - Casual Button-Downs. SKU - IC23418-GREY CHECK. Color - Grey. Billionaire Boys Ice-Cream Print Check Shirt. This stretch polyester flannel shirt features an all-over check pattern, a spread collar, button closure, patch pockets, an embroidered logo on the chest, a shirttail hem, single-button barrel cuffs, and a bonded logo at the back. 98% polyester, 2% spandex.