The lid can be used for convenient color mixing. Remove the half-pans and use the tin as a watercolor travel case. Durable Empty Watercolor Half-Pans: Each sturdy half-pan locks into place inside the tin to keep your paints from jostling about whether the tin is in your bag or backpack.
Watercolor Paint –
Moma Art Store
ARTEZA Empty Watercolor Palette, 24 Half-Pans, Lightweight, Easy-to-Clean, Travel Art Supplies for Plein Air Painting and Sketching,White
Winsor And Newton Cotman Pocket Box
Pallet Bags
KINGART® PRO Real Brush Watercolor Pens, Set of 48 Unique Colors for Creating Illustrations, Calligraphy, and Watercolor Effects
More cheap paint? Should you care? – The Frugal Crafter Blog
Arteza Art Painting Supplies in Art Supplies
12 Unique Shades- Includes 12 stunning cool tones inspired by the colors of the sea, Multi-Purpose Metal Container- Store swatch sheets and water
Watercolor Half Pans, Ocean Colors - Set of 12