EXCELLENT FIT Individual mask size dimensions are: 144mm x 117mm x 53mm; The adjustable nosepiece is made of durable aluminum and can be shaped easily along your nose bridge to prevent leakage and eyewear fogging; The high elasticity head-straps ensure a tight and secure seal Protects against non-oil particulate Triple-layer construction designed for compliance, fit and comfort Ultra-sonic seals provide structural integrity NIOSH-N95 and NIOSH 42 CFR 84 approved - TC-84A-5411 Latex-free head straps provide a secure seal Filtration material in the middle 20 per dispenser Brand Name : Makrite Included Components Respiratory Masks Model Number - 9500-N95 Number of Items - 20 Part Number -9500-N95 UNSPSC Code - 46182008