Roberts 70-025 Unison 2-In-1 Underlayment, For Laminate And Wood Floors, Blocks Moisture, Cushions, 100 Sq. Foot Roll N/A Imported Easy to use rolls of 100 sq Ft., measuring 4 feet x 25 feet x 3/32 Inch 3/32 In polyethylene foam increases cushioning between flooring and sub floor 3 In film overlap with adhesive strip for seamless protection 2 mil. thick top film protects from harmful moisture vapor