Eyeglass Case Options: D-ring and Neck Strap Addition: ¥300 *Only for those who purchase an eyeglass case. This option cannot be purchased separately. The color of the strap matches the color of the tape around the eyeglass case. Convenient to use with a neck strap at work, and fashionable and cute! Stylish women pay attention to accessories, right? It can be removed from the D-ring, so you can store it smartly in your bag. Neck Strap Size: Width 10mm x Length 40cm, with lobster clasp Will be shipped together.