The smallest brush washer on the market. Designed specifically for painting out in the field. Lightweight, shatter-proof and leak-proof, chemical-resistant plastic jar with removable stainless steel insert. The Mighty Mite Jr™ fits in the French Resistance Pochade™, shallower Guerrilla Painter® pochades, Campaign Box™, French easels, Mabef sketchboxes, Soltek easels and many other plein air setups. Super quality.