Skip to content

Facebook
Instagram

Free Shipping On Orders Over £100/€140/$140

Join the Built For Athletes Rewards Programme

English
Français
Deutsch

SHOP
- Shop All
- Shop Best Sellers
- Shop New Arrivals
- Build Your Bundle
- As Seen On You
- Shop by Type
  
  Shop Backpacks
  Shop Clothing
  Shop Pro Series
  Shop Duffels
  Shop Tote
  Shop Crossbody & Shoulder Bags
  Shop Luggage
  Shop Fitness Accessories
  Shop Patches
  Shop Replacement Parts
- Shop by Partnership
  
  HYROX
  Atlassian Williams Racing
  BWT Alpine F1 Team
  INEOS Grenadiers
  British Taekwondo
  Loughborough Sport
- Shop by Size
  
  10L
  20L
  25L
  35l
  40L
  45L
  60L
  90L
CO-BRAND
- Wholesale
- Partnership
TRAINING LOG
ABOUT US
JOIN US

English
Français
Deutsch

Facebook
Instagram

Built for Athletes™

SHOPSHOP
- SHOP ALL
  
  BEST SELLERS
  
  NEW ARRIVALS
  
  BUILD YOUR BUNDLE
  
  AS SEEN ON YOU
  
  Shop by Type
  Shop Backpacks
  Shop Clothing
  Shop Pro Series
  Shop Duffels
  Shop Tote
  Shop Crossbody
  Shop Luggage
  Shop Fitness Accessories
  Shop Patches
  Shop Replacement Parts
  Shop by Partnership
  HYROX
  Atlassian Williams Racing
  BWT Alpine F1 Team
  INEOS Grenadiers
  British Taekwondo
  Loughborough Sport
  Shop by Size
  10L
  20L
  25L
  35L
  40L
  45L
  60L
  90L
CO-BRANDCO-BRAND
- Wholesale
- Partnership
TRAINING LOGTRAINING LOG
ABOUT USABOUT US
JOIN USJOIN US

Search Login Cart

Black Friday Weekend Ends In

-- Days

-- Hrs

-- Mins

-- Secs

Your cart is currently empty.

Not sure where to start?
Try these collections:

All Products
Best Sellers
New Arrivals

Spend £100.00 more to reach free shipping!

£0

£100

60 days money back guarantee

Free Shipping

Subtotal

£0.00 GBP

One or more of the items in your cart is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

Recently viewed

Search

Search

We use cookies

This site uses cookies for better user experience and analytics.

All Products

All Products

Built for Athletes™ Backpacks Pro Series 45L Gym Backpack

Filter and sort

Sort by

Color

Black(8)
Blue(1)
Ecru(1)
Grey & Yellow(1)
Monochrome(1)
Petrol Blue(1)
Williams Racing(1)
Winter White(1)

Capacity

10L(2)
20L(6)
25L(6)
35L(5)
40L(3)
45L(18)
60L(3)
90L(1)

Best For

Everyday(16)
Training(33)
Compete(14)
Pilates(1)
Work(20)
Travel(29)
Carry-On(2)
Long Haul(3)
Meal Prep(3)
Personalise(2)
Official Product(15)

Product Features

Waterproof(12)
Patch Section(25)
Shoe Compartment(12)
Valuables Compartment(3)
Bottle Holders(25)
Laptop Compartment(25)
Extended Warranty(12)
Meal Compartment(3)
Wetbag(15)

Product type

1/4 Zip(3)
Accessories(6)
Backpacks(44)
Bags(9)
Bottles(6)
Bundles(17)
Carabiners(1)
Duffel Bag(4)
Ebook(2)
Hoodie(6)
Joggers(2)
Keyring(1)
Leggings(4)
Mens Shirts(1)
Misc(2)
Patches(128)
Recovery Equipment(1)
Shoe Bags(1)
Shorts(3)
Socks(4)
Sports Bra(4)
Towels(2)
Training Cap(3)
Weightlifting Belt(1)

Compatible products

25L Backpack(10)
45L Backpack(10)
25L Pro Series Backpack(10)
45L Pro Series Backpack(12)

In stock only

Price

From price To price

From price £

to

To price £

Filters

Color

Black(8)
Blue(1)
Ecru(1)
Grey & Yellow(1)
Monochrome(1)
Petrol Blue(1)
Williams Racing(1)
Winter White(1)

Capacity

10L(2)
20L(6)
25L(6)
35L(5)
40L(3)
45L(18)
60L(3)
90L(1)

Best For

Everyday(16)
Training(33)
Compete(14)
Pilates(1)
Work(20)
Travel(29)
Carry-On(2)
Long Haul(3)
Meal Prep(3)
Personalise(2)
Official Product(15)

Product Features

Waterproof(12)
Patch Section(25)
Shoe Compartment(12)
Valuables Compartment(3)
Bottle Holders(25)
Laptop Compartment(25)
Extended Warranty(12)
Meal Compartment(3)
Wetbag(15)

Product type

1/4 Zip(3)
Accessories(6)
Backpacks(44)
Bags(9)
Bottles(6)
Bundles(17)
Carabiners(1)
Duffel Bag(4)
Ebook(2)
Hoodie(6)
Joggers(2)
Keyring(1)
Leggings(4)
Mens Shirts(1)
Misc(2)
Patches(128)
Recovery Equipment(1)
Shoe Bags(1)
Shorts(3)
Socks(4)
Sports Bra(4)
Towels(2)
Training Cap(3)
Weightlifting Belt(1)

Compatible products

25L Backpack(10)
45L Backpack(10)
25L Pro Series Backpack(10)
45L Pro Series Backpack(12)

In stock only

Price

From price To price

From price £

to

To price £

Backpacks
Duffel Bags
Pro Series
Patches
Accessories

Sort by:

Best selling Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

BFA x HYROX Rome Athlete Patch 25/26

Save 25%

BFA x HYROX Rome Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

Williams Racing x BFA 20L Roll Top Backpack

Save 25%

Williams Racing x BFA 20L Roll Top Backpack

Official Product, Everyday, Travel

Sale price £75.00 Regular price £100.00

BFA x HYROX Valencia Athlete Patch 25/26

Save 25%

BFA x HYROX Valencia Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

BFA x HYROX Paris Athlete Patch 25/26

Save 25%

BFA x HYROX Paris Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

Williams Racing Engineering Patch

Save 25%

Williams Racing Engineering Patch

Sale price £4.49 Regular price £5.99

BWT Alpine F1 x BFA 45L Backpack

Sold Out

BWT Alpine F1 x BFA 45L Backpack

Official Product, Everyday, Training

Sale price £104.99 Regular price £139.99

BWT Alpine 0-9 Number Patches

Save 25%

BWT Alpine 0-9 Number Patches

Sale price £2.99 Regular price £3.99

Williams Racing x BFA Crossbody Bag

Save 25%

Williams Racing x BFA Crossbody Bag

Official Product, Everyday, Travel

Sale price £37.49 Regular price £49.99

Black & White BFA Patch

Save 25%

Black & White BFA Patch

Sale price £4.49 Regular price £5.99

Replacement 25L Pro Series Wet Bag

Save 25%

Replacement 25L Pro Series Wet Bag

Sale price £18.75 Regular price £25.00

Grey Camo 45L Pro Series Backpack

Save 25%NEW

Grey Camo 45L Pro Series Backpack

Training, Compete, Work, Travel

Sale price £149.99 Regular price £199.99

BFA x HYROX Hamburg Athlete Patch 25/26

Save 25%

BFA x HYROX Hamburg Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

Williams Racing Carlos Sainz Patch

Sold Out

Williams Racing Carlos Sainz Patch

Sale price £4.49 Regular price £5.99

INEOS Grenadiers Vuelta de España Grand Tour Patch

Save 25%

INEOS Grenadiers Vuelta de España Grand Tour Patch

Sale price £4.49 Regular price £5.99

BFA x HYROX Frankfurt Athlete Patch 25/26

Save 25%

BFA x HYROX Frankfurt Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

BFA x HYROX Oslo Athlete Patch 25/26

Save 25%

BFA x HYROX Oslo Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

BFA x HYROX Stuttgart Athlete Patch 25/26

Save 25%

BFA x HYROX Stuttgart Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

BWT Alpine F1 x BFA Navy 20L Backpack

Save 25%NEW

BWT Alpine F1 x BFA Navy 20L Backpack

Official Product, Everyday, Carry-On

Sale price £52.49 Regular price £69.99

Williams Racing Austin Patch

Save 25%

Williams Racing Austin Patch

Sale price £4.49 Regular price £5.99

Women's Concrete Sports Bra

Save 25%New

Women's Concrete Sports Bra

Sale price £34.99 Regular price £49.99

Built for Athletes Patches Leicester Basketball Team (Horse) Patch

Save 25%New

Leicester Basketball Team Patch

Sale price £4.49 Regular price £5.99

BFA x HYROX Bordeaux Athlete Patch 25/26

Save 25%

BFA x HYROX Bordeaux Athlete Patch 25/26

Sale price £4.49 Regular price £5.99

Women's Port Sports Bra

Save 25%New

Women's Port Sports Bra

Sale price £34.99 Regular price £49.99

Williams Racing 0-9 Number Patches

Williams Racing 0-9 Number Patches

£3.99

Previous 1 … 7 8 9 10 11 Next

Mens Fitness Recommended Backpack 2025

Trusted By 200k+ Athletes

Quick links

Track my order
Delivery Costs & Shipping Information
Clothing Sizing Guide
Backpack Sizing Guide
Returns
NHS & Keyworker Discounts
Discount Codes & Promotions
Contact Us

Information

Join Our Community
B2B & Wholesale Registration
Warranty
Training Log
Terms of Service
Privacy Policy
Job Application Privacy Policy
Cookie Consent Form
Social Competitions
Rewards
About Us

Save 10% OFF when you join our Newsletter

Facebook
Instagram

© 2025 Built for Athletes™

Refund policy
Privacy policy
Terms of service
Shipping policy

Country/region

Choosing a selection results in a full page refresh.
Opens in a new window.