Hakatai Glass Mosaic Tile 3/8&rdquo; &ndash; &frac12; Pound Black-White-Grey Blend Assortment Mixture of Hakatai Classic series mosaic glass tiles in Night Black with shades of Grey and White Mosaic glass tiles approx. 325 pcs of 3/8-inch by 3/8-inch by 1/8" thick per 1/2 pound smooth front with textured back for better adhesive, waterproof, indoor/outdoor use, due to size not recommended for cutting For both beginner and professional mosaic designs, art & craft projects 1/2 lb bag covers around 1/3 of a SF