A: Check out our mask cheat sheet below, and #MaskUp! Remember the 2 keys to mask effectiveness: 💥FILTRATION and FIT Nerdy Girl mask ranking: 1️⃣ N95 2️⃣ KF94 (Korea), FFP2 (Europe) 3️⃣ KN95s (buyer beware: manufacturer should hold a ‘NIOSH Certificate’) 4️⃣ Double-mask (cloth mask on top of surgical, OR cloth mask with filter insert) … Continue reading Help! I’m so confused…which is the best mask?