its an old plywood storage box that my buddy built a while ago. the lights are aligned on the top of the lid. as for reflective material all i could find at the moment of making box was alm foil. its not a bad little setup. my next grow im gonna turn one of my old dressers into my grow cab. im gonna make the front which is the drawers. into the door. and by that time i hope to have my 150watt hps ready to go. the dresser is like 4 and a half feet tall 3 feet wide 2 feet deep. that one im not sure how im gonna setup the intake and exaust. it will be difficult but hey im up for the challenge.im tryin to get pics up just cant figure out how lol to show you whats goin on with my current grow. thanks for helpin me shake