2 x 2 cm Loose mixed lustre iridescent glass tiles for mosaics with an ‘oil on water’ effect fused into the glass. Approximately 36 tiles per 100g. 1 square metre requires approximately 7 kgs of these tiles or 1 square foot requires 198 tiles. These vitreous glass tiles are suitable for outside use. Can be cut with either tile nippers or wheeled tile cutters.