Color Outside the Book! Solid Oak has teamed up with renowned artist Thaneeya McArdle to merge the fun of coloring with the exuberance of her artwork - for decorating your own wearables! Choose any white or light color cotton T-shirt, tote, apron, etc. and follow the clear instructions to apply the transfer design. Then, use your favorite fabric markers or paints to color the design. Mandalas are both trendy and eternal. Let yours bloom with color!