An optical fiber splice element is provided that includes a base member having a fusion element for aligning optical fibers for fusion within. A covering member is provided for covering and forming an enclosure with the base member in a closed position. The covering member can be a separate member or alternatively can be in the form of a hinged lid. At lease one of the covering member and the base member include a locking mechanism for maintaining closure in a closed position. The optical fiber splice element in an open position has an opening at either end for accommodating one or more optical fibers.