Undo Strap A. NEW IN BOX NATURAL WOOD FIELD EASEL ART SET. 1 x Palette. 2 x Brushes. 3 x Painting Boards 7" x 5". 12 x 12 ml Water Colour Tubes. Place the 3 legs in the desired position and then lift the main canvas support D. Secure by tightening the butterfly nut E.