Dirty Dog Tiger Polarised Sunglasses - Gunmetal/Black A powerful combination of integrated design, superior materials, ergonomic engineering, delivering a product that is unrivalled in performance and innovation. Tiger is a lightweight frame, smaller in shape for smaller faces. Do the Dirty! Blocks horizontally reflected glare. Ideal for boating, fishing and driving Scratch and shatter resistant Distortion free for maximum clarity of vision Protects your eyes from harmful UV rays Exceeds world-wide standards