Make these all-black sunglasses your new go-to pair. Featuring classic black matte frames and polarized smoke lenses, these sunglasses make the perfect accessory for any laid-back or buttoned-up affair. Knockaround Fort Knocks sunglasses are designed to be durable, stylish, and easy on the wallet. Every pair has impact-resistant lenses, high-quality spring hinges, and laser etch logo detailing.