UDG SlingBag Trolley Set Deluxe Incorporating a new hidden trolley system, smooth rolling in-line wheels, electroplated zippers and integrated combination lock, the world's best selling 12" trolley bag has been reinforced and strengthened to provide you with even greater protection and durability. The Trolley Deluxe will hold approximately 60 vinyl records and the SlingBag approximately 50 vinyl records. Specifications * Fabric: Water resistant nylon 840 D (army colors are polyester) * New 3-stage internal trolley system with a comfortable soft rubber grip * Smooth rolling in-line wheels with precision quality bearings * Large surface kick plate and reinforced wheel housing for impact protection * Electroplated zippers and integrated combination lock * Larger side and front pockets provides convenient storage for headphones, magazines and accessories