Pleated Shade Rail Ends - Oyster. Use to neatly plug the open ends of the bottom rail. Easy to install.  Flat Base w/hole: 1-1/8” L x 7/16” W. Hole diameter: 3-32”. Flat Base: 1-1/8” L x 9/16” W. Molded Extension Depth for both pieces: 11/16”. 2 per pack.