Reach Barrier 3009 Garage Door Insulation Kit Reach Barrier(Tm) Reflective Insulation And Bubble Barrier Technology Blocks Up To 95-Percent Of Radiant Heat Which Will Help Save Energy And Money Panels Include 2 Layers Of 5/32-Inch Barrier Bubble Laminated Between 2 Layers Of Radiant Barrier Exceeds New Fire Codes And Requires No Maintenance Easy To Use And Install Pre-Cut Panels Require No Protective Clothing Or Special Tools When Installing Kit Includes: 8 Reach Barrier(Tm) Bubble Insulation Panels, 48 Stick'ems 1-inch by 1-inch Acrylic Adhesive Squares , and Easy To Follow Instruction Guide