Material: High quality LED light lamp Printing fabric: Cotton canvas, Polyester canvas Oil: Eco-friendly, pigment ink Stretcher bar:Pine, Fir, MDF (can be with Outer frame: Environment PS frame) Process: Inkjet on canvas: Full color, printing precision 1200-2880 dpi Stretcher bar: Fir/Pine/MDF;Thickness can be 1.8cm, 2.0cm, 2.5cm, 3.0cm, 3.8cm, UV-vanish:lasting fade resistance Stretching:professional gallery wrapped on high quality MDF bar Put LED light lamp on the back of canvas (Assemble: nail the inner canvas frame into outer frame) if outer frame needed