Durable White PVC Vinyl New England Post Cap For A True 5 Inch X 5 Inch Post | Single Pack | AWCP-NEWENG-5 The New England cap fits externally on a true 5 in. x 5 in. post | Simple to install | Made in the U.S.A. Manufactured from premium quality, durable PVC vinyl | Will not fade, discolor or warp | UV Resistant | Water Resistant Perfect for a fence, deck, or mailbox post | Use clear silicone for outdoor use to secure the cap (optional) | Maintenance Free: Simply slide the New England cap onto your post. Set it and forget it. | Limited lifetime warranty Maximum post profile dimensions: 5.010 in. x 5.010 in. | Corner radius: .125 in. | Total height: 2.25 in. | Color: White Add a unique yet simple look to your fence, railing or mailbox posts with the New England vinyl post cap