BREATHABLE MATERIAL: Made Of Good Quality 100% Polyester Fiber. Equipped With Two Replaceable 5-Layer Activated Carbon Filter, M-shaped Nose Clamp. TWO SIZE FITS ALL:Kids:6.9 X 5.1 In/17.5 X 13 Cm (Approx); Adults:7.9 X 5.9 In/20 X 15 Cm (Approx). High Elastic And Adjustable Ear Loop Safety Mask Is Wide Enough For Cover Nose, Mouth And Face, It Fits Most Peoples' Face. WIDELY USE: Suitable For Household, Hospital, Bus, Metro, Public Places, Shopping, Outdoor, Cycling, Camping, Hiking, Woodworking, Gardening, Travel, Anonymity And Daily Use. It Can Be Used For Cosplay, Masquerade Or Party Dress Up. GREAT GIFTS: Useful Personal Mouth Mask For Everyday Use And Reusable And Washable. Ideal Gifts For Valentine's Day, Mother's Day, Father's Day, Thanksgiving, Christmas And Birthdays To Your Friends, Family, Or Anyone You Love. MAINTAIN HEALTH: Mouth Mask Works Like A Active Natural Shield, 5-Layer Activated Carbon Filter Is Thick And Effectively Protect Your Mouth And Face,Your Health Is Priceless, So You Deserve A Pollution Mask That Can Keep You Safe.