?? 100% Premium Cotton ?? 19*19, Unisex, Multi-Purpose. ?? Same Flower Pattern Bandana & Cotton Mask Assorted Together (1pcs/pack) ?? Wearing this, you could be protected from dust, small particles on air, pollen and much more. Anti-dust, anti-odor, washable and reusable. ??One size fit all. With stretchy adjustable ear loops for closely fit, preventing leaving trace on your face after taking off, easy to wear and take off.