Hygienic replacement sweatband for your welding helmet Length: 240 mm Fleecy cotton material Helps ensure you get the correct level of comfort and protection For hygiene purposes our sweatbands are typically for replaced once a month or more when you find needed Designed for 3M™ Speedglas™ Welding Helmet Series 100, 9002NC, 9100MP, SL and 3M™ Versaflo™ Headtops 2 per pack