The Heavy Duty Luggage Straps are TSA approved and come with a lock for added security. Made of durable polyester material with stainless steel fasteners, these adjustable straps have a load capacity of 300 pounds. Measuring 70" in length and 2" in width, these gray straps are designed for passenger car use and are lightweight at 5.6 ounces. The special features of this product make it a reliable choice for securing your luggage while traveling.