This essential twelve-piece set includes six 2 oz. bowls and six 4 oz. bowls. Named after the Lys River which traverses through France and Belgium, these clear stackable bowls by Duralex are symbolic of the clarity, simplicity, and of course, beauty of the region. They are made with a collar on the rim which makes them stackable. Both impact and chip resistant, these bowls are extremely durable and ideal for everyday use. Tempered glass makes them equally suitable for hot and cold liquids. Dishwasher and microwave safe.