The Prada Big Round Sunglasses PR26YS in black and silver have been praised for their classic style and design. Reviewers have commented on the sunglasses being lightweight yet durable, as well as having a great fit and comfortable feel. Additionally, many have noted the lenses are of high quality and provide excellent clarity and UV protection. Customers have also commented on the attention to detail in the design, with the Prada logo on the arms and subtle embossed logo on the lenses, further adding to the classic and luxurious feel of the sunglasses.