Improved material: Chrome and brushed surface, solid brass construction of the filter basket, thickened explosion-proof and crack-free design to resist corrosion and rust, double sealing washer, no leakage. Built-in filter basket: Comes with an anti-clog filter basket inside that can prevent the drain from clogging, preventing items from going down the drain. Push the top cap, easy-open drain plug. Universal size: suitable for 40 mm splitting hole diameter, suitable for all common sinks, standard interface size is G 1. Height: 94 mm, with overflow. Tool-free installation: Simple construction, no tools required when installing this pop-up drain. Please note the pictures in the assembly instructions. Accessories: A pop-up cap with filter basket and plumbers tape are included.