The Foto&Tech Neoprene Lens Bag is made of sturdy construction. The body uses water-proof neoprene fabric. The drawstring runs through a soft flannel collar, allowing the bag to close completely and securely. It also uses a metal cord lock which will prevent the drawstring from loosening. It also includes metal aglets. The bag includes a swivel belt clip, for easy access. The clip is made of sturdy plastic and metal. On the other side, there is a faux leather pocket that includes a water-proof bag.