100% cotton fabric face mask for dust/ allergy / cleaning. Polyester elastic straps Washable - Machine wash, hang dry. Adult Size: 8.5 inches long, 4 inches wide. 6 inch elastic. *please note this is an average, one size fits most mask. Limited quantities on each pattern. *All items sold as finished products. Any adjustments need to be a custom order. Follow on Instagram: @buffaloflattsquiltco No refunds on shipped mask purchases.