70-185 Soft Stride EFFICIENT Includes adhesive strip and 3” overlap film for linking multiple rolls CLOSED CELL FOAM For excellent moisture protection Sound Reducing Cushion Underpayment ROBERTS PROTECTION 2 mm foam cushions flooring QUALITY Anti-crush technology for excellent performance and long life TECHNICAL SPECIFICATIONS IC (Impact Sound Transmission Test) 89 STC [Sound Transmission Loss Test) 66 A Delta |IC (Sound Transmission Loss Test) |21 1IG measures sound such as moving furniture and walking, TG