What are "polarized dimmable sunglasses"? Polarized lenses that suppress glare and dazzling glare to make it easier to see, dimmable lenses that darken the lens density when the amount of ultraviolet rays is strong, and keep the lens density thin when cloudy or ultraviolet rays are weak. Ultra-lightweight ultra-soft sports sunglasses "ChangeMaster" It is characterized by its lightness of only 14g and the flexibility to return to its original state without cracking even if it is squeezed tightly. The lightness reduces the burden of weight when wearing, the softness reduces the feeling of pressure, and the elasticity fits gently according to the size of the head. It does not slip easily even with sweat, sebum, and strenuous movements, so you can feel comfortable wearing it even when you are in sports with intense movement or wearing it for a long time. The nose pads are softly processed to make them soft and scar-resistant. Since the frame and lens are not fixed and no metal is used at the joints of the frame, it moves softly and is durable. Jogging, cycling, tennis, golf, fishing, walking, mountaineering, driving, watching sports, driving, preparing for the western sun, It can be used for a wide range of outdoor activities, camping, and swimming.