Fits easily under most welding helmets
Large non-return exhaust valve for reduced user fatigue
Standards: NIOSH

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4 inch
Height : 3.8 inch
Length : 6.6 inch

Item Weight: 7.2 ounce (View shipping rates and policies)
Shipping Weight: 7.2 ounce (View shipping rates and policies)

ASIN : B00V7UUNU4