Compact, quick release design unfolds to fit most sliding and hinged doors. Portable – folds in half and stores conveniently for travel applications, Padded foot provides sure grip on most floor surfaces and protects against damage, Flexible strap provides secure storage solution when not in use, Ideal for home and apartment (entry doors, interior doors, garage access doors), student dorms, and travel, Adjusts from 25-1/2in to 43-1/2in for use on most hinged and sliding doors.