Universal 4521 Face Masks – 100% Cotton, Washable, Reusable Cloth Safety Masks

SKU: 4521-10

10 Pack (40 Mask) Quantity Discount

This package contains 10 vinyl bags, each containing 4 Universal 4521 cotton masks, for a total of 40 masks.


Designed for Daily Use


The Universal 4521 cotton face mask serves as a barrier against dust, pet dander, smog, vehicle exhaust and other common airborne irritants. Our innovative design and woven cotton fabric makes an ultra-soft and lightweight face mask that's comfortable and breathable, ideal for daily wear. A one-size-fits-all design with two loops, contoured shape and bendable metal nosepiece makes the mask versatile for many different face sizes and shapes.


Care & Cleaning


The Universal 4521 safety mask is 100% cotton. Machine wash in warm water with your favorite laundry detergent and tumble dry on a medium heat setting.


Features & Benefits of the Universal 4521


😷 The Universal 4521 cotton mask is constructed of 2 layers of 100% cotton, providing a light and comfortable barrier against airborne irritants.

😷 The Universal 4521 cotton mask is the ideal mask for running, walking, jogging, and any other outdoor activity where the air you’ll be breathing is of questionable quality.

😷 The Universal 4521 cotton mask comfortably protects your mouth and face from dust, ash, pollen, grass, vehicle exhaust, passive smoking and other airborne pollutants.

😷 The Universal 4521 is reusable. Each mask is made of 100% cotton and can be washed by hand or with a normal load of laundry in warm water. They may be air dried, or tumble dried on a medium heat setting.


Important Information:


The Universal 4521 cotton face mask follows the CDC recommendations for facial coverings during day-to-day activities. This mask should not be used in any surgical setting, or anywhere that significant exposure to liquid, bodily, or other hazardous fluids may be expected. This mask should not be used in a clinical setting where the infection risk-level through inhalation exposure is high. This mask is not NIOSH approved; it is not for use against silica, asbestos or other harmful substances. Lastly, this mask should not be used in the presence of a high-intensity heat source or flammable gas. There are no warranties, either express or implied, that the Universal 4521 mask prevents infection or the transmission of viruses or diseases.


    Universal Sewing Supply, Saint Louis, Missouri, USA