I use a saddle-bag when riding in winter with no mudguards, otherwise the spare tub that you have under the saddle gets covered in crap. In summer you can just toe-strap it under the saddle rails though, so no need to shove it in the bag.
@Dammit started
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I use a saddle-bag when riding in winter with no mudguards, otherwise the spare tub that you have under the saddle gets covered in crap. In summer you can just toe-strap it under the saddle rails though, so no need to shove it in the bag.