Installation exasperation can grip the calmest of parents, but the CYBEX Aton eliminates that frustration. Simply attach the base (not shown) using the LATCH connectors, then close the base’s belt tensioning plate. Presto!: A tight, secure fit. The seat’s integrated, foldaway canopy shields sensitive skin and eyes from the sun and rain. 4 to 32 pounds, up to 30 inches.