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.
Arteza Empty Half-Pans in Tin Box - 24 Pack
Mini Portable Watercolor Paint Box Metal Watercolor - Temu
Empty Watercolor Palette Metal Empty Watercolor Tin Palette - Temu
Empty Watercolor Tins with 32 Half Pans, 16 Full Pans Rainbow
Empty Watercolor Tins with 42 Half Pans 24 Full Pans Large
Paint Palette Tray 24/36 Wells, Airtight Paint Palette – All About
Watercolor Empty Palette
Empty Watercolor Tins Palette Paint Case - Large Watercolor
53 Pieces Watercolor Paint Palette and Half Pans Set
Empty Watercolor Tin
Travel Paint Tin
4pcs Small Empty Watercolor Palette Tin with 24 Half Pans and 12 Full Pans Travel Watercolor Box Metal Paint Case for Artist Student, White