Persol | Accessories | Persol Cobalt 323s 90025 56 16 40 2n 。Persol sunglasses 3023-S 9002/51 56 16 140 2N This is the standard size- but too loose on me. The Lens width is 56mm, Bridge gap is 16 mm and temple length is 140mm. To understand the size better visit: https://www.persol.com/usa/size-guide Made from the highest quality acetate and slight cat eye impression. Signature arrow featured on temple sides. Persol glasses are made by hand with the Meflecto flexible system designed for maximum comfort by eliminating pressing on the head. This system allows glasses to adapt to any face shape and still today represents a technologically unsurpassed solution. 100% UV protection. Comes with cleaning cloth and hard case with velvet lining. Heavy and sturdy Persol brand sunglasses. No scratches, not used. Please view the size guide link above before purchase. Says standard size but they are loose on me. Do not recommend for small/narrow heads.