Door Lock-It Portable Travel Door Lock; 100% Stainless Steel; Locks Most Inswinging Doors Instantly Without Tools The Door Lock-It is a portable door lock that instantly locks almost any inswinging door without any tools. Made for use on interior and exterior doors on homes, apartments, bedrooms, hotels, motels, dorms & offices. Small enough to fit in the palm of your hand and is especially great for extra door security when traveling. Made from 16 gauge stainless steel; comes with a travel pouch and directions; lifetime warranty; easy to use. FITS ON MOST DOORS, BUT NOT ALL DOORS. PLEASE DO NOT PURCHASE IF YOU REQUIRE THAT IT FIT ON ALL DOORS (NO LOCK DOES).