Set Includes Ultra-compact stroller frame Features Updated with a new handlebar in soft faux leather offering greater security thanks to the tether strap Now made with first-of-a-kind Hytrel elastomer for unrivaled resilience and shock absorption Updated with tool-free reversible backrest with a more ergonomic button and redesigned front and back wheel bearings, armrests and shopping basket Configurations: Newborn lay flat option with the use of 0+ Babyzen YOYO2 Stroller Frame-Kids