24 , enough capacity to a of . 3.5 x 1.75cm/1.38 x 0.69in per well, carry about 13ml paint in each. The soft lid can keep your paint wet for and also separate each compartment.It's suitable for the preservation of gouache, watercolor, acrylic pigments and other pigments. Made of sturdy plastic, the construction is durable and drop-resistant. The surface makes it easy to clean. GREAT DESIGN: There are 6 locks around , and the soft latex sealing cover prevents paint leaks. Wide range of uses: suitable for the preservation of gouache, watercolor, oil painting, acrylic paint and other pigments. This paint box has a removable palette at the bottom that can be placed on the front of for easy mixing of while painting. Color: transparent material: plastic Package Contents: 1 x Paint Storage Palette Box Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.