Washable and Reusable Face Mask Category_Diagnostics/Diagnostic Spare Parts lower part with three separators

lower part with three separators

Tubing: Black (69cm/27

6 x scoops and scrapers

artery indicator mark

Easily interchangeable between open bell and tunable diaphragm

Washable and Reusable Face Mask Category_Diagnostics/Diagnostic Spare Parts lower part with three separatorsNon sanitary, domestic use. Soft and breathable design protects you from dust, air, contamination, smoke and potential bacterias. Comfortable to wear, for daily use does not harm the skin. Made on its inner layer with cotton fabric (MeltBlown) and on its outer face with Polyester (93. 3%) and Spandex (6. 7%). One size fits all Unisex Adult Easy Adjustment: Double elastic back strap easy to put on. Wide enough to cover the nose and mouth, offering