I use Totally Awesome. You can find it at many dollar stores.
You used to be able to order them but don't know anymore since they moved to the new design latches.
Dan-Retired California Firefighter/EMT
and Zoe the Wonder Dog(R.I.P.)
2016 PrimeTime TracerAIR 255, pushing a 2014 Ford F150 SCREW XTR 4x4 3.5 Ecoboost w/Max Tow Package