The Burglarybuster 1 French Door Security Device - YouTube
French Doors Locking System - YouTube
Portable Door Lock for Travel Hotel Door Locks for Travelers Security Locks for Doors Inside Hotel Rooms, Extra Home Security Door Lock Latch Hotel Safety Essential Bedroom Door Reinforcement Lock - Amazon.com
Amazon.com: 2 Pack Child Proof Fridge Lock, Refrigerator Fridge Freezer Door Latch to Keep Closed, Refrigerator Door Lock for Toddlers and Aging Seals, Easy to Install and No Unsightly Straps Required (White) :