AKASO Men’s Chameleon Multisport Polarized Sunglasses with 5 interchangeable lenses

TR-90 FRAME: Grilamid TR-90 (Plastic Titanium), produced through Swiss technology as a resilient thermoplastic memory material, is incredibly flexible, durable and lightweight. Frames made of TR-90 are more vivid and colorful than ordinary plastic frames. Also, TR-90 releases no chemical residues are environmentally friendly and meet European requirements for food-grade material POLARIZED GREY HD TAC …