These are so nice to have! Head over to Walmart and get this InStep Robin 2-Seater Trailer for Only $59 Shipped! (Reg. $100). The unique folding frame of this trailer makes storage and transportation simple. Included with the InStep Bike Trailer is a bug screen with a zippered entry/exit space. This makes for easy loading and unloading. Inside this orange InStep Trailer is a padded seat to add more passenger comfort. Designed with ease of use in mind, this universal trailer attaches to most types of bikes with ease.