100% natural. 200 Feet. No artificial fibers. Endures up to 484 degrees F or 250 degrees C. Will not affect the taste of food. Landfill safe and biodegradable. Microwave safe. Ideal for cooking and household needs: forming roasts and stuffed chicken breasts, trussing poultry, securing wrapped bacon filets, curing meats, and spit roasting. Product of USA.