The seat by Wenzelite is perfect for children who are need assistance with their posture in seat. The contoured seat prevents the chold from sliding forward and improves seating posture. The seat offers a 95 degree seat to back angle. Double strap trunk support and belt for added safety from movement. It also contains two sets of seat straps under the seat and in the back pocket to secure the seat to any chair making it highly adaptable. The seat can even be used as an insert for a single or double stroller and is backed by a 2 Year Limited Warranty.