APPLICATION: Fit for adults, children, kids, studio, as a nice gift, etc. USES: Perfect for artist, painting and drawing, classroom, office, school. DESIGN: 4 different shape design, consistent color effect, no impurities, comfortable silky. MATERIAL: Brand high-end eco-friendly plastic and sponge material, safe and durable. CLEANING: Easy to clean, and a pleasant player with child, funny family activity, painting and drawing. Description: Main Material: Sponge and Plastic Net Weight: Approx.48g Color: Blue Note: 1.1 inch = 2.45cm / 1cm = 0.393inch 2.Please allow 1-3 cm error due to manual measurement. Pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! package including 4PCS paint roller set become very rich