The Bitz Cabaret set contains a wood tray and three assorted bowls in stoneware. The contrast of the mat glaze on their exterior and the three distinct glossy interiors give off an unique air of elegance.The bowls have a mat black exterior and come with three distinct colours on the inside, including: dark blue, green, and amber. They are constructed in a sturdy stoneware, and the pretty and reactive glaze highlights the stonewares glow. The bowls can withstand dishwasher, freezer, microwaveoven, and can be frozen down to -18 degrees centigrade and up to 220 degrees centigrade in the oven.The bowls have a 10 centimetre diametre and are 6 cm tall.The woodtray has been treated with oil and is made of oak, which over time will become darker in colour. Never soak the tray, but clean it by hand with warm water and mild soap. The woodtray gets maintained with food oil. The woodtray is not dishwasherproof.Useful information about Bitz Cabaret SetBowl size: D:10 cmMaterial: Stoneware and OakOven and Dishwasher-proofCan be frozen down to -18 degrees centigrade and can be heated up in the oven to 220 degrees centigrade