The Shimano Baraja Worm Binders are designed with hard side construction for easy storage into your tackle bag, boat locker or even your pocket. Included are heavy duty .15mm thick pages with metal grommets. The locking ring system makes it easy for you to removes the pages you want when you need them. Other features include: clear pages for easy identification of your plastics, inside pockets for additional storage, gusseted sides and a two-way zippering system for easy access. Available in 3 sizes and a 1-year limited warranty.