Features:1.made Of High Quality Material, Durable And Breathable.2.the Non-woven 4-layer Face Has 4 Layers, Which Can Not Only Block The Splashed Liquid In The Air And The Particles In The Air, But Also Gently Remove The Hot Air By Breathing.3.10/30/50/100pcs For Your Option, Meet Your Diiferent Needs.4.excellent Support That Prevents The Glasses From Slipping, And Good Sealing Performance Can Prevent Fogging. Notice: Please Allow 1-3cm Deviation Due To Manual Measurement Actual Color May Be Slightly Different From The Image Due To Different Monitor And Light Effect Description: Material:non Woven Fabric Size: 205*85mm Includes: 10/30/50/100x Mask"all Products From Us Have Undergone Strict Quality Checks.if There Is Any Quality Problem Or You Are Not Satisfied With The Productcontact Us.we Will Give You The Best Solution