BE AWARE: Please check the tile size before purchase!!! Some customer said the size was too small for their project, please check the size before purchase! Lanyani colorful mosaics tiles come in the mix of 25 colors and pre-cut shapes. These tiles are sold by net weight and packed in the box for easily organized. OPTIONS: 4 shapes mix-1.6pound(approx.1000 tiles) 4 shapes mix-2.2pound(approx.1600 tiles) Square-1.1 pound(approx. 760 tiles) Rhombus-1.1pound (approx. 750 tiles) Triangle-1.1pound(approx. 750 tiles) Rectangle-1.1pound (approx.400 tiles) Tile size: Square: 3/8 x 3/8 inch Triangle: 3/8 each side Rhombus: 3/8 each side Rectangle: 3/4*2/5 Thickness: 1/8 nominal (4mm) Material: glass Pigments: colorfast, UV resistant Durability: frost-proof, impervious to liquid Usage: suitable for indoor and outdoor use