The Frank Lloyd Wright "Textile Block" Designs Etched Sandstone Coasters have as their design source a series of designs from the Barnsdall "Hollyhock" House (1916-20), the Ennis House (1923-24), the Freeman House (1923-24) and the Millard House "La Miniatura" (1923). Each Frank Lloyd Wright coaster is 4" square, made of original CoasterStones� porous sandstone and is cork-backed to protect furniture and prevent scuffs. Availability: Usually ships the next business day. Frank Lloyd Wright® Textile Block Designs Etched Sandstone Coasters WUAS-9680 $25.00Sale: $21.95 Charles Rennie Mackintosh Jewelry, Mackintosh Gifts for the Home, Art & Crafts Stained Glass, Art & Crafts Tiles, Rennie Mackintosh Art Prints, Mackintosh Gifts for Men, Arts and Crafts Lamps, Greeting Cards, Mackintosh Design Info, Resource Links, Rennie Mackintosh Info, Shipping Info. For your security, all transactions are handled with industry standard SSL encryption. If you have questions about Charles Rennie Mackintosh, we'd like to hear from you. Email or call us in the U.S. toll free at 1.888.240.0808.