4 in. X 4 in. Two-Piece Vinyl Federation Post Skirt - White The Federation Post Skirt fits around a true 4 in. x 4 in. post | This skirt will NOT fit a nominal 4 x 4 post (3.5 in. x 3.5 in.) | Easy to install: simply snap the 2 pieces around the bottom of the post | Made in the U.S.A. Manufactured from premium quality, durable PVC vinyl | Maintenance Free: Set it and forget it. | Limited lifetime warranty This is a two-piece skirt and can be snapped together around the bottom of a post | Will not fade, discolor or warp | UV Resistant | Water Resistant | Perfect for a fence, deck or mailbox post Maximum post profile dimensions: 4.03 in. x 4.03 in. | Corner radius: .125 in. | Total height: 2.46 in. | Overall dimensions: 5.63 in. x 5.63 in. | Color: White Give your post an elegant and finished look with the Federation 2-piece decorative post skirt