TOPTIE Waiter Uniform Unisex Button Vest for Supermarket Clerk & Volunteer Uniform vest is made of quality polyester. Featuring v-shaped neckline,two outside pockets & a pen pocket; comfort lining design. 4 button closure. Great for waiters & bartenders; ideal as commercial team uniform, work uniform for supermarket, department stores, hardware stores, volunteer, cleaning services or security services; can be worn as casual vest. This vest comes in Unisex US sizing. Men should 1 size up. When purchasing these vests, we recommend buying a size UP for men (ex: A Unisex "Small" is a Small for women or a X-Small for men. A Unisex "Medium" is a Medium for women or a Small for men. A Unisex Large is a "Large" for women and an "Medium" for men.