Reviewed by Jack Betts, UK Reviewer (Update: September 2021)

#1 Selection: Review Score = 91%

Our number one pick right now in September 2021 is…

Editor's Pick
nike Unisex's Run Commuter Backpack 15L, Black, 15 L
35 Reviews
nike Unisex's Run Commuter Backpack 15L, Black, 15 L
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    #2: Top Runner-Up

    SaleAlso Good
    Lixada Bike Backpack 15L Bicycle Shoulder Backpack Waterproof Breathable Rucksack for Outdoor Travel...
    2,035 Reviews
    Lixada Bike Backpack 15L Bicycle Shoulder Backpack Waterproof Breathable Rucksack for Outdoor Travel...
      View on Amazon UK

      #3: Another Worthy Contender

      SaleWorth Considering
      Berghaus Unisex TwentyFourSeven Backpack, Black/Black, 15 Litre
      1,359 Reviews
      Berghaus Unisex TwentyFourSeven Backpack, Black/Black, 15 Litre
        View on Amazon UK

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        BEST 15L BACKPACK: COMPREHENSIVE 2021 BUYING GUIDE

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