
Oct 3, 2026Buying Guides
Pannier Bag Sizing Guide: Fit, Volume and Rack Clearance
Sizing a pannier comes down to the rack, the clearance and the volume you actually need. A buyer-side guide to specifying a pannier that fits once.
Buying Guides
Practical guides for buyers: how to specify a waterproof bag, how to size a pannier so it actually fits the rack, and how to spot the five failure points in low-cost bike bags. Written from our own production experience.

Sizing a pannier comes down to the rack, the clearance and the volume you actually need. A buyer-side guide to specifying a pannier that fits once.

Water finds four weak points in a cycling bag: fabric, seams, closures and openings. Here is what to specify so the bag you order performs in real weather.

Seams, zips, webbing, fabric abrasion and missing fittings are the five failure points of a low-cost bike bag. Here is how to design them out before sampling.