Door Safety Latches - Provide an added safety mechanism to keep the basement doors from popping open while RV is in motion. Easy to install and remove. Made of flexible material that will not mar the finish of the RV. Compatible with Winnebago or RV with 1 5/16" thick basement doors. Sold in set of 12 latches. Each set has 6 thick and 6 thin latches. The thicker latch is for door gap 3/8” or wider.