Foil bubble insulation top reflect heat back to my birds.. INDESTRUCTIBLE I COULDN'T CUT WITH KNIFE I HAD TO USE BRAND NEW BLADE TO CUT THURS.. no one can peck it to eat it TRUST ME!! can't poke finger thru it even lol IT'S WHY IM TIPPING THIS...
A SUPER EASY D.I.Y. HEAT FEFLECTING CURTAIN
