Thule Yepp Maxi Bike Seat, in orange. Used for two years without any problems, child is getting too big for it now. In perfect condition with all parts, instructions, and safety manual. Compatible with many RadWagon Bikes (we had it on our RadWagon 4). Easy to install. Costs CAD 240 new, see https://radpowerbikes.ca/products/yepp-maxi-child-seat?variant=46925897165