Watercolor Tins Palette: There are 1pc rectangle empty box tins with 52pcs plastic grids. Size about 11.5cm/4.5 inch long, 22cm/8.6 inch wide, 2.4cm/0.9 inch thick, grid: 16.5x14mm/0.6x0.5 inch. Suitable size makes things much more easier for painting lover. Easy to Use: Simply fill the pans with your favorite tube watercolors, let them dry, and then re-wet them when you're ready to paint. Paint palette is tough and waterproof, each pan can be fixed at the tray, also removable and easy to clean to replace painting. Material: Our watercolor tin box is made of iron with plastic grids, sturdy and durable, and palette is also reusable and easy to clean, and grids allow you to re-arrange your color order according to your need, convenient to use. Travel Use: Lightweight enough to take with you anywhere you wish to paint. Keep your paints clean and dry in this set, sturdy tin case with secure lid. Fit for holding repacking solid paint, or fill with watercolor paints to create a unique DIY travel watercolor kits. Wide Usage: The artist paint pan are easy to carry in your package, suitable for watercolors, gouache, acrylic and oil painting, etc. Suitable for both home or studio painting and outdoor or travelling painting. You can be easy to DIY your travel watercolor palette.