Mattone is a water-resistant, ultra-compact seat bag that attaches to the rails using the BOA® Closure System.  

Specifications

• Exterior - Sleek black finish with reflective graphics
• Interior - Hi-contrast red material with separate ID, credit card or money flap
• Interior Volume - Holds one inner tube, one CO2  cartridge, one tire lever
• BOA® Closure System with open guide release on Hypalon retaining strap
• YKK Aquaguard® zipper
• Outside Dimensions: 13cm x 8.5cm x 5.5cm
• Volume: Approximately .61 L
  
• Strap Measurements: 27cm x 4.5cm

*Images from Silca