Val Glitsch, FAIA, Architect: Ann Sacks' line of glass tile features tiles mesh-mounted on sheets measuring 12 or 13 square inches.
Giulietti/Schouten, AIA Architects: Blackstock's leather tiles provide sound insulation and are made from the same material used for shoe soles.
Fung + Blatt Architects: Hakatai Enterprises' Cartglass mosaic tiles are ¾-inch-thick, come in 43 colors and 23 different blends.
Gracia Studio: Lisbon Cork tiles from Lumber Liquidators comes in four colors and as glue-down 6-inch tiles or 12-inch-by-24-inch floating floor planks.
Roger Ferris + Partners: Edelman Leather's floor and wall tiles are cut from the thickest parts of the hide and come in a range of sizes, including 2 inches by 8 inches, 4 inches by 8 inches, and 18 inches square. Various colors, shapes, and patterns are available.
AMD Architecture's Angela M. Dean offers her top product picks.
Carney Architects: Lithochrome Chemstain, an acid-etched concrete stain from Scofield.
Studio Pali Fekete Architects (SPF:a): CaesarStone quartz surfacing from U.S. Quartz Products.
albertsson hansen architecture: Dutch firm Royal Mosa manufactures traditional ceramic, metal, and glass tiles such as Trocadero glazed ceramic tiles, shown here in classic white.