- Universal fit: Our toilet seat fits most toilets with standard hole spacings 5.5 inches apart. To ensure a proper fit, measure from the front of the toilet to the center of the mounting holes. Elongated 18.5 inches (47 cm). - Safe child seat included: A lightweight polypropylene child seat is included and can be easily folded out when needed. The STA-TITE Fastening System ensures the seat will never come loose. - Quiet soft close: The soft close mechanism prevents slamming, reduces noise, prevents damage, and avoids pinching of children's fingers. - Easy to install and clean: Install in about 10 minutes with all accessories included. The top fixing feature allows you to secure the seat without getting beneath the pan. The release function makes it easy to remove for thorough cleaning, keeping your toilet fresh and clean. Use scenarios: - Family with young children: Use the fold-out child seat for training and regular use, then fold it away when not needed to maintain a compact look. - Shared or rental bathrooms: Quick, tool-free installation and secure fastening provide a reliable seat that is easy to remove for cleaning between uses. - Caregiver or elderly assistance: The top fixing design minimizes awkward bending, and the soft close helps prevent accidents and noise during daily routines.