ROUND SPONGE BRUSH SET: Includes 30 round sponge foams in 5 different sizes, 6 of each size. These foam paint brushes feature wood handles and absorbent foam sponges. VERSATILE: Four different sizes lets you choose the size you want to work with! Great for a large variety of purposes including painting with acrylics, watercolor, and other paint types. Not for use with active solvents. VALUE PACK: Get 30 round sponge brushes at a value price! Make sure to always have some on hand when you need them. Pack size of 30 is perfect for teachers. REUSABLE: Use these over and over again. Make sure to wash after use. DIMENSIONS: Dimensions from largest to smallest in inches: 2 x 3.6 x 2; 1.5 x 3.5 x 1.5; 1 x 3.5 x 1; 0.7 x 3.25 x 0.7; 0.5 x 3.25 x 0.5. colour: yellow Material: Sponge + wood Package Contents: 30 * Sponge brush 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.