Amazon.com : Derwent Inktense Pencils Tin, Set of 12, Great for Holiday Gifts, 4mm Round Core, Firm Texture, Watersoluble, Ideal for Watercolor, Drawing, Coloring and Painting on Paper and Fabric (0700928) :
Derwent Academy Sketching Pencil Set, 12-Pencil Tin Set, Expert, Adult (98071) - Walmart.com
Derwent Paint Pen Palette Set #01 in the Pens, Pencils & Markers department at Lowes.com