UNIVERSAL FIT WITH SECURE CLIP FASTENING: Generously sized at 42 x 27 x 8 cm (16.5 x 10.6 x 3.15 in) and designed in a U-shape to fit most standard round and elongated toilet bowls. Equipped with durable clip-on fasteners, it attaches securely to your existing toilet seat, preventing any slipping or shifting for complete stability.