Art Alternatives Bamboo Ravenna Tabletop Sketch Box Easel. This silky-smooth, eco-friendly bamboo tabletop easel embodies form, function and beauty! It unfolds for use on any steady surface and locks up snugly for travel. You'll never be hindered by a lack of space with this studio in a box. Has an easily accessible side drawer to hold all your supplies, plus a carrying handle. Clasps keep materials secured for transport.