Bottom views form no part of the claimed design.
The left and right end views of
The design consists of relatively extensible and retractable, elongate, generally rectangular, upper and lower components, with the upper component being narrower (measured front-to-rear) than the lower component and having a left end region closely positioned between spaced, elongate, parallel-extending front and rear portions of a generally U-shaped upper element of the lower component, with the lower component also defining a flat, elongate, generally rectangular central element underlaid by an elongate, generally rectangular lower element having upwardly inclined left and right end formations.