polished fragments of glass smooth, rounded edges different colours and shapes size 15-60 mm, thickness 5 mm, 2 kg Tip: order mosaic joint filler at the same time Polished fragments of glass with smooth, rounded edges, many different colours and shapes. We show you a few design examples here. 2 kg. Dimensions: Size 15-60 mm, thickness 5 mm. Our tip: Order mosaic joint filler at the same time, in order to fix the mosaic stones on a surface, you will need assembly glue, which is available in every hardware store.