SIGMA GAMMA RHOCOLOR: Royal BlueThe Printed Face Mask with Filter Pocket is made with a cotton spandex blend which has an extremely soft and comfortable wear while looking very fashionable with its custom-printed Greek letters. These are washable and reusable to wear continuously for multiple uses.Features: - 95% Cotton / 5% Spandex- 2-Layer fabric / 3-D breathable- Filter Pocket/Slot (Mask filter not included)- Printed Greek letters- Officially Licensed- Non-medical grade (Not intended for medical use)- Unisex- One size fits all- Individually packaged per mask- Washable & Reusable- Made in USAProduct Care:- Wash before wearing- Hand wash only