You need major storage? Here is the answer. With its large center compartment and 2 large end compartments per side, pack away! Still need more room? Expand each end compartment 2 inches for that extra room. With its semi-rigid construction this bag holds it shape no matter how much you pack. Perfectly sized to provide back support for rider when mounted on passenger seat. Lean back and enjoy. Plenty of sturdy D-Rings allow you to bungee additional items to the bag or lock the side pocket zippers if needed (Small padlock not included). Use the convenient shoulder strap for carrying the bag after a long day of riding.

Features:

• Zippered ends and large hatch allow access to main compartment from almost all sides.
• Expandable side compartments provide extra room when you need it.
• New WATERPROOF zippers have large, glove friendly pulls.
• Rain cover included for added protection.
• 1200 denier construction for durability
• Wide hook-&-loop belt securely attaches bag to any backrest

Included Items:

• Bag
• Shoulder strap
• 2 adjustable universal straps
• Rain cover

Bag external dimensions:

• 16.5" high, 16" wide, 15" deep, expands to 20" wide.