DO YOU ALREADY HAVE A FACE MASK BUT NEED A BETTER STRAPPING SYSTEM?
UPGRADE KIT - Do It Yourself Strapping System & Exhaust Valve
2 - Overhead Elastic Strap with slide Clips (install to top corners of mask - Left & Right Side)
1 - Neck Straps with Center buckle and sliding clips (install to bottom corners of mask - Left & Right Side)
1 - Overhead Elastic Strap (Feed through top Left & Right Slides)
1 - Exhaust Valve (install on outer layer of mask only)