Durable plastic 10L CURVER ICE BOX Dimensions (L x W x H): roughly 26.5 x 26.5 x 7 with 17 distinct size compartments; the largest is about 4.5 x 20 x 5 cm, while the smallest is about 4 x 5, 5 x 5 cm. Fasten the clip-on lid. Perfect for all kinds of small items