Babyzen YOYO+ bag. Top drawstring closure, 4 drop top carry handles, and flat-bottom design. Quickly attaches to compatible strollers (sold separately) by clipping the wheeled platform to the back of the stroller; once clipped, lock the two hooks to the base of the stroller handlebar (adjustable height). Compatible with YOYO+, 0+, and 6+ strollers (not included). Please note: the YOYO+ Rolling Bag is NOT compatible with the YOYO (previous model). Stroller not included. In seconds, YOYO+ bag.