Universal Size: garbage disposal flange and stopper fit 3-1/2 inch standard drain opening,suitable for standard garbage disposal,ensures a seamless integration with your existing sink and disposal system. The height of sink flange for garbage disposal is 1-3/4 inch. Premium Quality: The food waste disposer flange black is made of premium stainless steel with protective plating layer,it is rustproof,anti-corrosion and durable for long lasting. Watertight Seal: The sink drain disposal stopper is designed to fit snugly into the sink garbage disposal flange, creating a tight seal to prevents food and debris from escaping into the disposal. Easy to Use: The standard garbage disposal drain cover is easy to use. This kitchen Sink drain garbage disposal a simple push-and-twist mechanism that allows you to quickly and easily seal off the disposal,which makes it easy to fill up the sink with water or wash dishes without worrying about accidentally turning on the disposal. Simple Installation: The matte black garbage disposal sink flange and sink drain dispposal stopper are easy to install without special tools or skills required. Simply screw the sink disposal flange onto the disposal and insert the sink plug into the flange. Colour:Black Material:Stainless steel Package Contents: 1 x Sink Garbage Disposal Flange and Stoppe Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.