Tool-free removable front and rear wheels. Tool-free removable contoured, padded backrest with “mushroom”-type button release for comfort. 8″ casters are ideal for indoor and outdoor use. Loop locks. Easy release without nap-back. Comes with seamless padded seat. Seat lock prevents rollator from accidentally folding. Ergonomic handles are easy to grip and are height adjustable with self-threading knob. Cutout in padded seat for easy one-handed folding. Comes with standard basket that fits under the seat for easy transport of personal items.