R.S. Hughes carries a large selection of product shapes and sizes to help best meet your specific applications. Width, length & height are some of the more common measurements to consider. This product has a 7 in width. The Alpha Pro Tech Critical Cover surgical mask is packaged 50 per bag, 10 bags per case and comes in white. These types of products are designed for specific applications which feature ways of safeguarding & shielding itself and/or the user. This item is designed and manufactured such that it offers the following protection: Hypoallergenic.