It is an integrated one-touch type that simply fastens with Velcro. It can be used in all seasons. Waist size: Approximately 101-110 cm Width: Approximately 15.2 cm (Additional Velcro will be included for size adjustment) Otaiko size: Approximately 30 cm to the feathers It is very easy to use, just wrap it around and secure it with an obi-jime. It will be more secure if you thread obi-age or cords through it. No noticeable stains are found, but please excuse any oversights. This is an obi without an inner core. Remade from a Nagoya obi. It cannot be returned to an obi even if the threads are undone. As this is a recycled obi, some may have storage odors. Please refrain from purchasing if you are concerned. This is a one-of-a-kind item. The size can be adjusted. If you wish, please let us know your desired size (even after purchase). This service is free, but may take a few days.