Medical masks with 99% cut using YAMASHIN nano-filter, size M, 3 pieces per pack. 2 packs! ★ Unopened!! ★ Washable 3-layer structure mask - Type: Medical mask - Filter: YAMASHIN nano-filter - Size: M - Quantity: 3 pieces - Features: 99% cut, UPF50+ - Color: Gray ⦿ Please check the profile before purchasing. ⦿ Although it is an unopened item, please understand that it is stored at home and inspected by an amateur. ⦿ Shipping Will be shipped in simple packaging. Thank you for viewing.