100% polyester color pack - the yoyo 6+ color pack includes a seat cushion, a machine-washable, water-resistant canopy textile (wires not included), and a zippered back pocket. choose from nine trendy colors. how to use - the 6+ color pack must be attached to a yoyo2 frame to use (sold separately). combined, the color pack & yoyo2 frame become one of the most lightweight, full-feature strollers available. take it everywhere - it's never been easier to meet up with friends, catch a cab, or hop onto the subestway. folded together, the color pack & frame are so compact, they fit in the overhead bin of a plane! plus, you can fold & unfold with just one hand. grows with your child - now you only need one stroller! for your newborn, start with the frame and 0+ newborn pack or bassinet. then, as your baby grows, swap in the 6+ color pack (suitable for toddlers up to 48.5 lbs). customizable - in addition to age-specific attachments, you can also personalize your stroller with accessories that suit your lifestyle, like the yoyo cup holder, yoyo footmuff, yoyo parasol, and yoyo mosquito net.