Large convertible jogging bike trailer with stroller wheel option and all weather cover. Smaller bell bike trailer not for sale. "The Wike Large Special Needs Bicycle Trailer is the perfect solution for larger children anxious to join in on the family cycling fun. Like every other Wike, the large Special Needs is smooth, stable, and roomy. There’s no need to leave loved ones behind when you go for a bike ride. The canopy of our Special Trailer is fully retractable to allow an easier transfer in and out and with many combinations of optional supports, you can customize to your child’s needs. "