High Sierra SBT TSA Briefcase 400 Denier Nylon - Nylon is a high strength, durable material with excellent wear properties. The term " denier" (D) refers to the size of the yarn used: the larger the denier the bigger the yarn. Removable shoulder strap - Are designed for comfort and ease of carrying and are easy to remove and store when not needed. A swivel clip at the end of the strap helps prevent twisting. Free Shipping on All High Sierra Orders. 2.50 pounds