To finish the look, I use a gel to lock them in place for long - lasting perfection! (meijerstyle.com)
If you choose not to rock this sleeper you can simply lock it in place to keep it from moving around. (abckidsinc.com)
Some said that it can be used as a car seat adapter, because it does hold the car seat very tight even though it doesn't lock it in place. (momsstrollerreviews.com)