Four‑piece sink drainage kit for sinks with an overflow hole. Includes a drip tray, a sink drain, a flexible drain pipe, and a bathroom sink trap. Designed for leak resistance, easy installation, and durable performance. - Drip tray for sink: Thickened sealing ring at the connection provides a leak‑free seal. Compatible with washbasins and kitchen sinks that have an overflow hole. Made from durable materials and easy to wipe clean. - Sink drain: Quick to install and simple to maintain. Works with standard waste fittings in bathroom and kitchen sinks. Built for long‑term durability and reliable drainage. - Sink drain pipe: Rustproof and durable for long‑term use. Flexible design adapts to tight spaces and awkward angles. Resistant to tearing and corrosion. - Bathroom sink trap: Flexible and functional. Isolates odors and ensures smooth drainage. Compatible with standard drain assemblies for a secure, leak‑free fit. Use scenarios: - Renovating a bathroom or kitchen where overflow protection and leak prevention are priorities. - Replacing worn or corroded drains in compact vanity spaces with limited access. - Installing a new sink setup in apartments or rentals that requires a durable, space‑efficient drainage solution.