Silca Mattone Grande Seat Pack Bike Accessories_Frame Protectors super round CeramicSpeed balls rotating

super round CeramicSpeed balls rotating in hardened-steel races

3 durable hook-and-loop straps evenly spread tightening force across the tops of the feet

Breathable and quick-drying SBR VENT upper body

The integrated ABS Flex Hose is Presta and Schrader valve compatible and greatly improves pumping action and ergonomics

providing easy mounting and dismounting

Silca Mattone Grande Seat Pack Bike Accessories_Frame Protectors super round CeramicSpeed balls rotatingNamed after the Italian word for Brick, Mattone is a water resistant, ultra compact seat bag that attaches to the rails using the BOA Closure System. Unique zipper design allows it to be accessed while on the bike, or to open like a book when removed from the bike for easy access.