Kutsuwa Key Pass Case Ratta Light Blue Model Number: ST513LB [Specifications] A pass case with a pocket that allows for easy access before the ticket gate or at the entrance! [Feature 1] Comes with a hook that can be attached to a school backpack or a bag for extracurricular activities. [Feature 2] Achieves a slim shape with minimal width by eliminating side stitching! It won't get in the way even when walking! [Materials] Polyester, PP, Reflector [Main Unit Size] H115 x W70 x D7mm Description: Easy-access open pocket. Comes with a coil chain to prevent it from falling out of or getting lost from a school backpack. Includes a reflective patch for safety on rainy days or during dimly lit commutes home. I purchased this item but have kept it stored at home without ever using it. I hope someone can make use of it.