Tool Free removable front and rear wheels. Tool Free removable contoured, padded back rest for comfort. Large 8" casters are ideal for indoor and outdoor use. Loop locks. Easy release without “snap-back”. Large “mushroom” type button release on back. One piece release knob makes it easy to adjust handle height. Cut out folding padded seat. Plastic coated basket hooks helps protect finish and reduce noise. Ergonomic handles are easy to grip. Handles are adjustable in height. Easy, one hand folding. Comes with large 14" (W) x 12" (D) x 6" (H) front mounted basket. Limited Lifetime Warranty.