These sunglasses by BLOC are perfect for mountaineering and outdoor activities. With a sleek silver frame, they are not only stylish but also durable and reliable. Designed for both men and women, they are suitable for adult use. Whether you're climbing a steep mountain or just spending time outdoors, these sunglasses will protect your eyes from harmful UV rays and provide clear vision. They are also lightweight and comfortable to wear for long periods of time. Get your hands on these must-have sunglasses now!