Advanced Series En Plein Air Pro Oil & Acrylic Easel Package with Sliding Shelf Our new Slide Out Shelf adds lots of room for your palette knife, brushes, or paints. Palette has a built in value scale SLIK U8000 Tripod has a wider stance and offers better stability. Vertical mount lessens "top-heavy rocking" found in pochades Super Lightweight 8.5# / Easily adjusts for sitting or standing.