✅【5-Layered Filter Design】These kn95 face masks are made of two layers of non-woven cloth, two layers of melt-blown fabric, one layer of hot air cotton. From outside to inside, the second and third layers are melt blown cloth. When they are produced, they are easy to stick together, which will cause you to mistake them for one layer, You can separate them by rubbing them | ✅【Anti Fall Design】 The metal nose clip is fixed to the inner of the mask. you never need to worry about the Inserted nose clip falling off, and the flexible metal allows you to adjust the mask tightly fits your face. | ✅【Perfect Design】The 3D shape is designed according to the human face shape to ensure the tightness. With soft and high elastic earloop, the metal adjustable nose clip bridge and the dot matrix welding. Provide a light weight wearing experience for you. Easy to use, cover mouth, nose and chin | ✅【Package Include】Compact design, you will receive 50Pcs kn95 face masks, A lightweight and foldable design makes these face masks easy to fold into your bag, easy to incorporate and save space | ✅【Effective Protection】It’s a nice mask to wear it when you travel through congested airports, bus terminals, malls, party and busy city streets. keep you from dust, PM 2.5, haze, smoke, automobile exhaust, etc. Pack of 50 masks enough to meet your family /staff /friends' demands.Disclaimer: This KN95 mask is NOT an N95 mask. For more information about KN95 masks please see the following before you purchase: amazon.com/AboutKN95s

22x36x2 MERV 11 Pleated Air Filter for AC HVAC or Furnace (Pack of 2 Filters). AFB Gold MERV 11, comparable with MPR 1200 Allergen or Micro Particle MPR800. | MERV 11 SYNTHETIC MEDIA DESIGNED FOR ALLERGEN PROTECTION: Attracts and captures pet dander, lint, dust, pollen, dust mite debris, mold spores, smoke, and smog. | LONG-LASTING: Designed to last up to 3 months. Suitable for residential and business or commercial use (Industrial grade). | MADE IN THE USA: Manufactured by FilterBuy in the USA using 100% American made components. | HIGH QUALITY: Filter frames are made of beverage board, which stays strong through humidity and temperatures up to 200° F. Synthetic media provides significantly higher particulate efficiency than standard cotton media.

21x23.5x5 Trane Perfect Fit BAYFTAH23M Furnace Filter / Air Filter - AFB Gold (Merv 11). (4 Pack) | Specifically designed by AFB to replace Trane Perfect Fit BAYFTAH23M filters | Removes lint & dust, dust mite debris, great for allergies | Pack of 4 Filters | Merv Rating of 11