One - piece sports sunglasses are now available. These sunglasses feature a TR90 frame which is known for its durability and lightweight. They are specifically designed for outdoor use, making them perfect for all your outdoor adventures. With UV400 protection, they can effectively block harmful ultraviolet rays. These sports sunglasses are an ideal choice for various sports activities, providing both style and functionality. They are a high - quality option in the category of sports eyewear.