MCR TK1 Series Safety Glasses - Clear Lens - Red/White/Blue Frame - UV-AF Anti-Fog Coating - Box of 12 - Part# TK130AF 0.45 Micron while less expensive polyethylene bladders

while less expensive polyethylene bladders are available for those that prefer to change bladders after each use

8 grams) half-frame design

Battery powered – 3

The M2A-XL provides an automatic zero drift correction feature

MCR TK1 Series Safety Glasses - Clear Lens - Red/White/Blue Frame - UV-AF Anti-Fog Coating - Box of 12 - Part# TK130AF 0.45 Micron while less expensive polyethylene bladdersMCR TK1 Series Safety Glasses Clear Lens Red White Blue Frame UV AF Anti Fog Coating Box of 12 Part# TK130AF Ratcheting temples with adjustable length The TK1 series is an affordable alternative for providing comfort, protection, and style. The TK1 features fully adjustable five position ratchet action temples with extendable length. Other features include a wraparound design and a one piece polycarbonate lens with integral side shields. The