Matthew Williamson Collection The sunglasses will be shipped in a Textile Linda Farrow Black Pouch Model: Matthew Williamson Sunglasses Aviator Pink Tortoise Shell with Peach Lenses MW154C6SUN Aviator Shape Frame Colour: Tortoise Shell Temple Colour: Light Gold with Pink Earpieces Frame Material: Stainless Steel Temple Material: Stainless Steel with Acetate Earpieces Size 57-14-140 Made in Japan Nylon Category 3 Dark Tint Lenses - Pink Nylon is a newer top-notch performance material, it combines the advantages of polycarbonate and CR-39 lenses. Nylon lenses have an outstanding shock resistance while being extremely lightweight and do not crack when drilled, making them perfect for some frame shapes. This is an exclusive collaboration with Linda Farrow that produced the Sunglasses to their highest standards.