• Blue Light Lens
  
• Block up to 40% of the Blue Spectrum 
  
• Premium CR-39 Clear Lens 
• Flexible Spring Hinge
• High Grade Acetate
• Leather Case and Microfiber Cloth Included

• Measurements: 56-16-140
• Size: Medium / Large
• Lens: CR-39
• Material: High Grade Acetate / Metal

• Canada (free): 2-8 business day
• Canada Express: 1-3 business day with tracking 
• US (free): 5-8 business day
• US Express: 2-3 business day

Every FRDM products are covered by a 24-month warranty against manufacturing defects.Returns for defective products are free of charge for all customers.