Mail Slots are made from solid Brass material and available in 2 popular sizes. Interior & Exterior sides of the Mail Slots have flaps. The Exterior flap is spring-loaded and the interior flap is gravity. We also offer the Mail Slot with the spring-loaded flap for the exterior and a frame only for the interior side. There is a choice of many different Finishes, including PVD Lifetime. Installation hardware in matching finish is included with the Mail Slots. An optional Stainless Steel Sleeve is also available to purchase for the inside of the door. Installation hardware on the Sleeve is concealed after the Mail Slot is installed. Installation is quick and easy to enhance the overall appearance of any Entryway. Competitively priced and shipped quickly. Mail Slot is made from solid Brass material and available in many finishes. Mail Slot has flaps on both sides of the door. The exterior is a spring-loaded flap and the interior is a gravity flap. Installation hardware is included making it quick and easy. Adds charm and distinction to any Entryway. Dimensions: 3-1/2"x10-1/2"x1-1/8"