Our standard Bouffant cap is made of 14grams/m² white color non-woven polypropylene material suitable for use in a clean environment.  They are commonly available in 20″, 21″, and 24″ sizes Odd sizes like 19″, 26″ and 28″ are also available upon request. Bouffant caps are manufactured, vacuum sealed and double bagged in a stingent clean environment located at InterWorld’s factory.