American Olean Bright Light Smoke Ceramic Cove Base Tile (6-in x 6-in) at Lowes.com
Grey Quarry Cove Base 6 in. x 6 in. Ceramic Floor and Wall Tile (3.5 sq. ft. / case) CFTI77507Q3565 - The Home Depot
DIY: How to Paint Ceramic Floor Tile — Farmhouse Living
6" x 2" x 7/8" Cove Base Molding | White Celadon - Gloss | McIntones Ceramics
The Period Bath Supply Company (A Division of Historic Houseparts, Inc.) > Subway Base & Trim Tile > Ellis Cove Base Ceramic Tile- 2 x 6" - Many glazes available
Bright White Ice Ceramic Cove Base | Floor and Decor