- Roll down closure allows bag to expand or compress in volume
- EVA stiffened front and bottom plastic sheet provies rigidity and structure for load carrying
- Adjustable saddle rail position strap with long-wearing urethane coated webbing
- Internal compression strap for snug packing and internal seperation
- Carbon seatpost friendly
- Loops on top for attaching a bungee (not included)
- Requires a minimum of 3" exposed seatpost and 8" of clearance from saddle rails to tire
- Volume: 6-12 liters