Size:Bottom 5.71"x5.71"/145x145mm,Top 3.22"x3.22"/82x82mm,Hight 1.38"/35mm Suitable for Post size 3.15"x3.15" Post.For deck supports, porch railings, post frames, table legs, etc. Simple installation:the plug-in card adopts split design, you only need to join the two ends of the plug-in card, and then lock into the fixture, screw-free installation Simple to operate, the railing has a clean look and covers unsightly baseboards, metal anchors, welds, and construction defects. No damage to decking, railings, or tile Package included：6Pcs Black Deck Post Base Covers,3.15"x3.15"/80mm

Note:
1) The colors may have difference as the different display, please understand.
2)Please allow 0.1-0.2mm error due to manual measurement, please make sure you do not mind before you bid.