Royal 21" White O.R. Cap, Disposable and Latex-Free, Package of 100 SPUNBONDED POLYPROPYLENE: These O.R. caps are made from spun bonded polypropylene fabric. They are latex-free, making them ideal for anyone with latex allergies. COMFORTABLE: Made from SPP fabric, these caps are breathable, yet are still able to offer complete hair coverage. Breathability allows the caps to stay cooler than non-breathable fabrics or materials. They are lint-free. SECURE, FULL PROTECTION: Each cap has an elastic band to keep the cap securely in place without sliding. These caps offer full hair protection, significantly reduces the risk of contamination- both the wearer's head and the environment being worked in. SIZING: A variety of sizes are available for this color and style of non-pleated, bouffant O.R. Cap. Sizes available are 19", 21", and 24". Each size is sold separately. USE IN A VARIETY OF SETTINGS: Our Latex-free O.R. Caps are made for use in food processing units, hospitals, pharmaceutical environments, or anywhere complete hair coverage is needed.