Durable, non-shrinking grout accommodates tile joints up to 1/8" wide. Resists cracking, powdering and wear. Ideal for gloss finish, soft glazed ceramics or certain marble tiles which may be scratched by grouts containing sand. Can be used for interior or exterior installations, including floors, countertops, walls, ceilings, showers (walls & floors), fountains, and pools. May be used with the following tile types: Vitreous, semi-vitreous, or nonvitreous tile: ceramic, mosaic, quarry, cement body tiles, impervious porcelain and glass tile, brick and thin brick, precast terrazzo, and natural stone tile. Exceeds ANSI (American National Standards Institute) A118.6 standards. Rated for residential to extra heavy commercial use. Tile caulk is available through the 7000 department: The only available colors are Sahara tan (SKU 770031), Snow white (SKU 770032), Antique white (SKU 770033), Natural gray (SKU 770034), Earth (SKU 770028), Charcoal (SKU 770029), and Tobacco brown (SKU 770030).