The Warm Company Insul-Bright Mylar/Poly Batting, Fabric Type: 93.75% Polyester/6.25% Metallized Polyester Import Designation: Made in the USA or Imported Fabric care instructions: Machine Wash Cold/Tumble Dry Low 45'' wide. Fabric is sold by the yard and cut to order. For example, order of 1 yard (Qty=1) is 45'' x 36''. Order of 3 yards (Qty=3) is 45'' x 108''. Used as oven mitts or pot holders. Insul-bright is heat-resistant, not heat-proof. Not for use in microwave.