Joolz Aer Plus Buggy Stone GreyDesigned to make traveling with your little one as smooth and comfortable as possible, the Aer+ provides even more features than its predecessor. Weighing only 6kg and airplane compatible, the Aer+ is the ultra compact travel companion for all your adventures. One of the Aer+'s standout features is the one hand one second fold, which allows independent parents to fold and unfold the stroller with ease.