Found the Spanish version of underjams. They are called Happy Jama and the packaging is very different. Just thought I would post because it is fun to find new things. Their name is very clever ha-pijama lol.
home - Happyjama de dodot
64 HAPPY JAMA DIAPER OF DE DODOT PULL UPS 4 NIGHT TIME BED WETTING KIDS 4-7 YRS | eBay