The Nelson-Rigg CL-150 is a classic motorcycle tail bag known for its expandability and ease of use. Here's a breakdown of its features and characteristics: Features Universal Mounting: It features a four-point bungee mount system that securely attaches to most tail sections and seats. For enhanced security, some users also opt to add additional straps for a personalized fit. Expandable Capacity: The main compartment measures 13" L x 11" W x 7" H (9.5" H expanded), holding 16.41 liters and expanding to 22.26 liters. Weather Protection: The bag is constructed with UltraMax fabric for maximum UV protection and includes a 100% waterproof rain cover. Structured Design: Semi-rigid walls help the bag maintain its shape even when empty. Storage Options: The CL-150 includes several pockets and compartments: Two large expandable zippered pockets on the sides A zippered soft lid with a cell phone pouch, pen/pencil loops, and a key clip. Interior stretchy mesh pockets. Inner fastening straps to secure contents.