Vented masks help keep you cooler by releasing a small amount of air outside the mask. Vents are sold on sizes C, D, E as they are too large for mask sizes A, B. Lanyard Masks tighten by cord stop behind head and hangs off of neck when not being worn.
Vented Lanyard Mask Blue
$13.00Price
Vented masks filter incoming air, a small amount of exhaled air is released outside of the mask. Use vented masks responsibly.
Measure from the middle of nose, to about 1/2"-1" under chin. Use measurement to pick correct size.
Size Minimum Length Maximum Length A 3 1/4" (83mm) 3 3/4" (95mm) B 3 7/8" (98mm) 4 1/4" (108mm) C 4 3/8" (111mm) 4 1/2" (114mm) D 4 5/8" (117mm) 4 7/8" (124mm) E 5" (127mm) 6" (152mm)