The coupling is designed with ridges, a secure and tightly fit, eliminating the possibility of air leaks during usage Suitable for both 1-1 / 4 Inch or 1-1 / 2 Inch swimming pool vacuums cleaners and filter pumps hoses Perfect for connecting for vac hoses together or filter pumps connection hoses together, allowing for efficient pool maintenance and operate Designed for easy installation, enabling users to quickly and connecting their pool hoses or filter pumps hoses, saving time and effort in the setup process Make of ABS, this pool hose connector is builted to last, long terms, Manufacturer: LiRRvb