The stylish Arise Collective Viper B sunglasses are made with the finest materials and superior craftsmanship. The frame is made from a classic Acetate whilst the lenses are made of durable and high grade Blue . UV protection Cat 2 and above is offered for all sunglasses to strong ensure protection all day. BTT10 Silver - Lens Colour: Grey BTT11 Gold - Lens Colour: Green BTT12 Light Rose Gold - Lens Colour: Brown Acetate: Acetate is hypoallergenic| lightweight   Frame Shape: Pilot Frame Style: Full Rim Frame Material: Acetate Lens Material: Plastic