Can you succeed as a retailer of sunglasses? Absolutely. And the number one reason you can succeed is the same reason we succeed as a wholesaler: people want sunglasses. Sunglasses are in demand all over the world. Just look at the numbers, annual industry revenue (worldwide) - $3.59 billion. The percentage of U.S. adults who wear either prescription or plano sunglasses - 75%. Number of pairs of sunglasses sold in the U.S. annually - 95.9 million.