Premium Satin Brass Finish & Durable Zinc AlloyCrafted with high-quality zinc alloy for long-lasting durability, this privacy door knob features a sleek satin brass finish that resists fingerprints and scratches, blending seamlessly with modern interior styles Privacy Lock for Bedroom & BathroomDesigned with an integrated privacy lock mechanism, it ensures security and peace of mind in private spaces like bedrooms and bathrooms. Easily lock/unlock from inside with a push of a button, while the exterior remains accessible with a small tool for emergencies Heavy-Duty Round Handle & Rectangle FrameThe ergonomic round handle provides a comfortable grip, paired with a sturdy rectangle frame for enhanced stability and a contemporary aesthetic. Supports up to 400 lbs of weight, ideal for daily use in high-traffic areas Quick Installation with Complete HardwareIncludes all necessary mounting screws, backplates, and templates for hassle-free installation. Fits door thickness