The versatile bike trailer / stroller for an active family life. Bike or stroll as soon as you open the box with the included bike and stroll kits. Option to bring your dog by adding the dog trailer kit accessory that converts the bike trailer / stroller into a dog trailer / stroller (sold separately). Cargo mode includes sturdy cargo floor and integrated attachment points ensuring your gear stays secure. FlipFlat technology quickly lets you switch modes from bringing your kids to transporting your cargo. Adjustable handlebar ensures a perfect fit for any parent. Includes adjustable rain and mesh cover to ensure a comfortable ride in any weather. Large, easy-access rear storage. Reflective wheels keeps you visible and safe during any time of day. Folds down flat for easy storage and transport. Max child weight: 2x49 lbs, 98 lb.s total. Max child carrier weight capacity 100 lbs total. Compatible with children 0-5 years of age. (Infant Sling accessory required for newborns).