The rollers and Anti-jump nylon components assembly ensure that the shower door slides more steadily, smoothly,and quietly with each use. The anti-collision corner guide block are made of ABS material frame, so that the color of the plastic parts is consistent with the main body of the product, which is beautiful and safe. The handle is made of 19mm round tube,with a round and smooth appearance and moderate size, which brings a comfortable grip experience. The handle is placed horizontally, which can be used as a handle or a simple towel bar.