Breathable, waterproof, and heat-reflective sheet for building materials, 1m x 50m roll, with a 20-year warranty. - Application: Building materials, breathable, waterproof, and heat-reflective sheet - Specifications: 1m x 50m roll - Warranty: 20-year warranty - Quantity: Two rolls per box Three rolls without a box All 13 rolls are brand new. Individual sales are possible (13,000 yen per box) (70,000 yen total for bulk purchase) - Product Name: DuPont Tyvek #Unused #TyvekSheet #BuildingMaterials #WaterproofSheet Thank you for viewing.