The St. Kitts Sun Bifocal comes in four frame colors. The brown tortoise is a dark brown, the tan tortoise is a very light brown tortoise, the translucent tan blends with skin tones and the fourth option if black. The St. Kitts has a rounded shape that is very popular this year. The lenses are 100% UV protected. Frame Measurements: 5 1/2" x 2" (temple to temple x height of lens)