"Reversible" means that something can be changed back to its original state or condition, often without any permanent or lasting effects. Full definition
In many strollers with reversible seat you need to reverse the seat back before folding. (momsstrollerreviews.com)
Some are designed with reversible seats to enable the baby to face you or face each other while moving. (babystrollersellect.com)
This special retail version also includes a double sided reversible cover, giving a nod to the video rental store cases of the»80s. (blog.us.playstation.com)