The box is different, but the contents are RE50. For underlayment protection. 2x4 Subfloor Sheathing Protection Sheet Fukubi Chemical Industry Easy Coat RE50 New Width 1m x Length 50m x Thickness 0.12mm Set of 4 *Please note that the outer boxes and bags may have some dirt, scratches, or tears due to storage in the warehouse. We appreciate your understanding. *Please refrain from price negotiations or requests for individual sales. *Immediate purchase is available.