DGORLG04 Size: Large, Color: Blue Frame / Blue Lenses Features: -Dog lenses.-Extra wide nose bridge.-Deep lens cup.-Padded and flexible rubber frame.-Soft elastic adjustable head and chin straps.-100pct UV protection.-Anti-fog.-Shatterproof.-Small: Dog Size: 9 – 25 lbs, Head Strap and Frame: 12” – 20”, Chin Strap: 4” – 8”.-Medium: Dog Size: 20 – 60 lbs, Head Strap and Frame: 15” – 25”, Chin Strap: 5” – 11”.-Large: Dog Size: 50 – 100 lbs, Head Strap and Frame: 18” – 30”, Chin Strap: 6” – 15”.-Small: Beagle, Westie.-Medium: Dalmatian, Border Collie.-Large: German Shepherd, Labrador Retriever.