Burley Hopper Seat Insert and SunshadeBurley Hopper Seat Insert and Sunshade. The Burley Hopper Seat Insert and Sunshade Kit transforms your Hopper into a versatile fully functional stroller wagon. This kit includes a secure 5 point safety harness and comfortable seat padding ensuring your child is ready for all day adventures. The retractable canopy provides essential sun protection making it perfect for outdoor activities. Converts the Hopper into a stroller wagon with a secure 5 point