Notorious R.B.G Mouth-Muffle Face Scarf Anti Dust Mouth Cover Cloth Mask with Filter for Adults

Material:100% Microfiber Polyester. One Size: 5.9x7.9 Inch. Comfortable:With Soft Elastic Adjustable Ear Loop,Comfort Fit.You Can Freely Adjust The Length Of The Straps However You Desire.Easy To Wear But Not Hurt Your Ear.And is designed with a slot for inserting the filter.?Without filter? Good Protection From Wind:Keeps You Comfortable in any Conditions Such as Running,Biking,Hiking,Walking,Cycling Motorcycling,Fishing,Hunting,Exercising,Riding etc. It Is Recommended To Wash By Hand, Do Not Bleach。