Safety Glasses - Eye Protector - PPE - Yellow Tint - UV Protection The Ciao Chow Safety Glasses have a lightweight black frame, protective polycarbonate impact resistant lenses that have an anti-scratch coating to prolong lens life Ciao Chow Safety Glasses have a stylish, sporty look and feature a flexible, lightweight design that your employees will be happy to wear High Contrast Yellow Tint - High contrast yellow lenses block UV blue light resulting in better contrast for easy dry stain detection High contrast glasses make it even easier to spot stains on all types of floors