Pull-It-Up Fastener is a unique locking fastener with a socket that grips the stud head from all directions releasing only when the knob of the socket is pulled up instantly disengaging the socket from the stud head. Used heavily in marine canvas applications. Pull-It-Up™ fasteners comes with a variety of stud configurations insuring that the product can be used on typical cloth to cloth, as well as cloth to hard surface applications. Also great for carpet runner fasteners. High quality marine fasteners for all indoor and outdoor applications.