Unlike most Masks,Which are Disposable,the Tougher Mask can Also be Washed up to 10 times and reused. Protect yourself from Pollen Allergy and Dust,While still Looking Smart. The Award-Winning Mask (Coming in a Pack of 3 Pcs) offers a three-dimensional structure that aligns better with the contours of your Face,Capturing 99% of pollen in its innovative oft-Stretch Polyurethane materials before the particles can make contact with you. For Pollen allergy sufferers,dust allergy sufferers Can be washed and reused 10times Materials: Soft-Stretch Polyurethane Size: width 130 mm,depth 18 mm x height 230 mm Brand No Brand SKU 100229706_NP-1020491753