Britax Baby-Safe Sleeper with reversible liner is a comfortable lie-flat system that can be combined with any Britax pushchair that features Click & go as well as being used in the car on journeys. Medical studies show that the best way to transport, newborn babies is lay-flat, the Baby-Safe Sleeper will offer your baby protection & comfort whilst travelling. The energy absorbing interiors, anti clockwise rotation & roll cage features create a protective zone around your baby to keep them safe. The backrest can be adjusted for your babies comfort when not installed in the car