The Bugaboo Donkey Single-to-Double Stroller has you covered! Traverse any terrain with ease and enjoy the plenty of storage available underneath (up to 44lbs). Your little one will feel comfortable on sunny days with the extended canopy coverage with UPF 50+ protection. Purchase the Bugaboo Duo Extension Set to convert to a double stroller in just 3 clicks! Expand your frame and keep your little ones riding next to each other from birth to toddler years. Perfect for growing families! Please note: second seat is sold separately and NOT included.