A ski boot of the kind comprising a substantially rigid outer shell and a cuff articulated to the shell is provided and further includes a locking device which can be switched between a first configuration, in which the rotation of the cuff relative to the shell is allowed, and a second configuration, in which the rotation of the cuff relative to the shell is prevented. The locking device of the ski boot also includes deadlocking means which prevents the locking device from being accidentally moved from the configuration in which it is, specifically when it is in the second configuration.

A fastening system for an object (e.g., a wearable such as footwear) is disclosed that includes a buckle assembly and a strap for adjusting tension. The buckle assembly includes a base and a slider engaged with the base. The strap includes an array of teeth to engage with a pawl formed on the base. The fastening system is configurable between an engaged condition and a released condition based on the positioning of the slider relative to the base.

A ski boot of the kind comprising a substantially rigid outer shell and a cuff articulated to the shell is provided and further includes a locking device which can be switched between a first configuration, in which the rotation of the cuff relative to the shell is allowed, and a second configuration, in which the rotation of the cuff relative to the shell is prevented. The locking device of the ski boot also includes deadlocking means which prevents the locking device from being accidentally moved from the configuration in which it is, specifically when it is in the second configuration.

An anchoring plate for a closure device for a sports footwear and a closure device for a sports footwear incorporating such anchoring plate are provided. The anchoring plate comprisesin addition to a body provided with hooking seats for the hooking member of the tensioning member of a closure devicean extendable member which is movably connected to the body and is provided with at least one additional hooking seat. In this way, a closure device incorporating the anchoring plate can move from a configuration in which the user's foot is firmly held inside the sports footwear to a configuration in which the user's foot has a certain freedom of movement inside the footwear, and in either of the configurations the elements of the closure device are retained in some way, so as not to be of hindrance to the user.