300+ Mirror Tiles Mosaic Craft Art Tile 1/2" Square - 1/8" Thick 13 oz. approximately 300 silver backed glass mirror tiles This set of tiles weigh 13 oz. and are 1/8th inch thick Handcut so slightly irregular in size Perfect for all your mosaic, art and jewelry projects These mirror tiles are cut by hand and for use in art, mosaics and other craft projects. Their slight irregularity gives beauty and character to handmade items. They are not meant to be used for items needing machine cut precision, symmetrical pieces.