12x18x4 MERV 13 Pleated Air Filter for AC HVAC or Furnace (Pack of 2 Filters). AFB Platinum MERV 13, comparable with MPR 1500 to 1900 (Ultimate Allergen Defense) or Allergen Elite FPR 10. | HOSPITAL GRADE MERV 13 SYNTHETIC MEDIA: Attracts and captures airborne particles or allergens less than one micron in size such as pollen, fine dust, pet dander. Also captures bacteria, viruses carrying particles, mold spores and smoke. | 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.

Fixed blade utility knife with an extra-think carbon steel blade for extra strength and durability | Blade Thickness: 0.125 in (0.32 cm), Blade Length: 3.6 in (9.1 cm), Total Length: 8.25 in (20.9 cm), Net Weight: 4.9 oz (140 g) | Ergonomic handle of TPE rubber provides optimum grip | Hard plastic Combi-Sheath allows for the connection of a second knife and sheath | Limited lifetime manufacturer's warranty. | Care instructions: Hand Wash

Newly updated: We provide (5) SINGLE USE POLYPROPYLENE FILTERS. Dimension 5" (=13 cm) x 3.2" (=9 cm), you can trim to fit your mask. Our face mask filter inserts are made from the same materials as medical grade face masks in Korea. Filtration Efficiency of 99.9%. | Cut and sewn in the USA! Made of USA High-Quality Cotton Fabrics. Mask Dimension 11.5” x 5.5”. We upgrade our quality and design every day. | 2 Breathable layers, Comfortable fit, & Lightweight, Soft Elastic ear loops, designed for long-wearing comfort. We recommend hand washing your mask and air drying. | Due to sanitary reasons, all masks are final sale and cannot be returned. Our adult size design is based on standard size face masks. One size fits most. Due to coronavirus, all the international parcels sent at the carrier facility in HAYWARD, California which then takes 10 days to be processed through customs inspection. As for the tracking, USPS tracking ends at California, but the parcel is processing and on its way. If you don't receive your order after 3 weeks, we will refund you. | Due to high demand, the exact color and pattern may vary. Depending on fabric availability, we may have only a few units each color and design. Your purchase will be the same as the picture when you ordered. We will update the photos if the style changes, so the current purchasers can see exactly what they will be buying.