The Black Wide Comfort Tricycle Bike Electric Bicycle Saddle Seat Pad with Back Rest is a high-quality and durable seat designed for unisex adults. With a seat size of 29.2x24cm and back size of 21x19cm, it offers ample space for a comfortable ride. Made from a combination of sponge, foam, leather, plastic, and steel, this seat provides excellent support and comfort during long rides. The sleek black color adds a stylish touch to any bike, while the universal compatibility makes it easy to install on most types of bikes. Overall, this seat is a practical choice for anyone looking for a comfortable and supportive ride.