Button closure Lightweight, convenient and easy to carry: Ultra-light weight design makes your outdoor activities more comfortable Exquisite fashion design: popular button buckle design, a variety of color matching, can highlight the elegant temperament Durable: PU leather material structure, stronger, inner flannel design, soft and comfortable, better protect your glasses Multi-purpose: the most suitable standard size, suitable for most standard size glasses and sunglasses Perfect guarantee: Every glasses case comes with a glasses cloth, which allows you to keep your glasses clean anytime and anywhere. Any after-sales problems will be solved perfectly for you within 24 hours. LMLALML Glasses Case Stylish and Portable Sunglasses Case with Cloth - BL033NCAM