If you were to look up fashionable in the dictionary, you’d find a picture of the Lulus Look It Up Tortoise Round Sunglasses! These must-need sunnies have a trendy brown and black tortoise print that shapes a round frame with black-tinted lenses and silver accents. Frames measure 5. 75″ wide. Arms measure 5. 75″ long. Man Made Materials. Imported. Lulus | Look It Up Tortoise Round Sunglasses.