Brompton Borough Roll-Top Bag - Large

Color: Dark Grey
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The largest waterproof bag from Brompton, the large Brompton Borough Roll-Top bag has plenty of storage space for commuting with a change of clothes or escaping the city for a few days.

Location Image of color Dark GreyLocation Image of color Dark GreyLocation Image of color Dark Grey
Location Image of color Dark Grey


  • Features an adjustable external load carry strap (making for easy access to helmets or jackets), integrated water bottle sleeve and padded laptop section
  • Made with a tough textured CORDURA® fabric and stretch mesh for the expandable side pockets
  • Compatible with all Brompton handlebars
  • Includes a high-visibility reflective waterproof raincover
  • Zipped O-open front pocket
  • Large rear pockets have an integrated bottle sleeve
  • Padded inner laptop sleeve with cable management pocket keeps your laptop secure
  • Comes with a detachable shoulder strap and extra load strap system
  • Front carrier block not included


View all Brompton Bike Frame Bags

Technical Specs

Best Use

Bike Commuting

Gear Capacity (L)

28 liters

Gear Capacity (cu. in.)

1,708 cubic inches


1000-denier CORDURA broken twill with polyurethane coating/nylon inner


15.7 x 11.8 x 7.9 inches


11 ounces

2 reviews with an average rating of 5.0 out of 5 stars

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