ORIGINAL BUFF® is a multifunctional tubular accessory ideal for many activities. BUFF® uses The most versatile accessory ever created. - Face Mask. Product Details Made with 95% of recycled content.
Versatile and easy to wear as either a neck cover or face shield. Never need to worry about misplacing as you don't need to take it off when using as a face mask.
I now have three of these. They are great quality and very versatile. I wear mine while running or walking to keep my neck warm and it doubles up as a mask too.