Expand your outdoor workspace! Shelf Help® is available for right and left handed artists. It works beautifully with our French Easels. Each lightweight aluminum shelf features a slotted side edge to hold up to 10 brushes and comes with a plastic brush holder and two adjustable elastic straps to hold the brush holder and other tools. Shelves are made to attach to most common sized easels and up to two shelves will fit inside most French Easels. Shelf dimensions are : 16-1/4"(L) × 10-1/2"(W).