Polyester Made in the USA or Imported Fits generators to 7,000 watts, 31.25"L x 23"W x 19.25"H One-year limited warranty Weather-X fabric with water-resistant backing for maximum strength, abrasion and weather protection Protects against UV damage, rain, dirt, birds and tree sap Medium size has an elastic hem cord; larger sizes close with rip-and-grip tabs Openings for generators with handles (large and extra large sizes only) Fast protection when storing or on the job Integrated storage bag Durable fabric provides protection from harmful UV rays