I had one and found it invaluable, —unfortunately it is in a cow field somewhere... I'm very glad to have another one for the coming spring painting. I also use it in my studio.
http://artworkessentials.comThe Planner is actually from Artwork Essentials , but Peggi came up with the idea of putting all three together in a handy unit. Hooray, Peggi.
You can find these at Peggi's site,
U.S. Distributor of Rosemary & Co. Artist Brushes — claudiawilliams.com