Calvin Klein CK20503 076 55 Crystal Smoke/Crystal glasses are perfect for adding a statement to your everyday look, suitable for men and women. These stylish square glasses are characterised by a transparent frame design which is polished in a smoke crystal colour. The square silhouette makes them easy to wear, and suits most face shapes. They add delicate angles to facial features and are especially suitable for rounder face shapes. Made to last, they are crafted from a strong and durable plastic so you can rely on them every day. To ensure its authenticity, the prescription glasses feature the iconic Calvin Klein brand name at the temples.