Soft Close Feature: These drawer slides come with a hydraulic damper for a smooth closing. Plus, with their double spring design, they move quietly, bringing a cozy and peaceful vibe to your home or project. Rust-Resistant & Durable: Crafted from high-grade cold-rolled steel with a zinc-plated finish, our drawer slides are tough and built to last. Designed to withstand heavy loads, they feature solid ball bearings for smooth operation. Double Anti-drop Protection: Our HBL' soft close drawer slides feature a double anti-drop function to keep your drawer securely in place within the cabinets. They make it easy to remove for cleaning purposes.