Joie serina 2 in 1 swing rocker little world meet serina 2 in 1 a sweet soother designed and engineered to swing any way you want the lift off seat doubles as a portable rocker for convenient use in any space a master multi tasker swing seat lifts off the frame to double as a rocking seat an easy tagalong wheels and an integrated handle make moving from room to room a breeze im infant friendly multiple recline positions welcome baby from birth all the way up to 9kg