A padded seat inside with a five-point harness to hold your little one safely in place is a great start! The seat is reclinable with just one hand to adapt to your growing child and provides a great place for naps, whether walking, jogging or cycling. The interior is ventilated so they can be assured good airflow on the journey and there are removable clips to increase ventilation when you use the rain cover. The Thule Versa Wing System is used for easy conversion between the different activities -the trailer is so versatile; you can use it in so many ways! You can attach it to the back of your bike, or use it as a stroller with the kit included in the pack, if you want to jog or ski, simply purchase the extra kits (sold separately). When in bike mode, the front wheels can simply be popped in their holder upside down so they out of the way and unclip the trailer arm from its holder and attach to the front and them to your bike. When you get to your destination, you can lock your bike u