This is a accessoris for steampunkdress or like af long belt to skirts, trousers, bag. In the both ends of the rubber strap theres is a carabin &ring & watch gears – in diferent size is on the strap and 4 of them you can push around. The strap can be from 60-80 inch.
Make your length at checkout in right button above.
The Etsy user, http://www.etsy.com/shop/theforks made a fine blog about this strap and picture