Glamorously retro, Guess By Marciano GM130 Clear w/Tortoise eye wear are unique! These plastic prescription glasses have a cool mix of clear rims, and tortoise shell hues throughout the temples. The arms don a gold colored metal "M" detail for added class. The arm is plastic-covered over a metal base for added durability. For added comfort and convenience, they also even come with spring hinges to keep them sharp, and fitting perfectly!