The SerfasA(R) LT-4 Stealth Bag keep you safe while looking good with modest touches of color and reflective logos and piping that increase low light visibility Up To 105 Cubic Inches Capacity (Expanded) Available Colors - Black, Red Features: Reflective Logos and Piping Key Storage Zipper-Pull Opening Expandable Storage Zippered Bottom Contoured Bag Profile Specs: Dimensions: Not Expanded: 6" x 4" x 3.5" - 84 Cubic Inches Expanded: 6" x 5" x 3.5" - 105 Cubic Inches