Award-Winning
FREE U.S SHIPPING OVER $100
10-Year
warranty
Easy
Return
Flex Backpack
$224.95
FREE U.S SHIPPING OVER $100
10-Year
warranty
Easy Return
The ADV Flex Backpack is made for tennis and pickleball players who prep like pros. With space for two rackets or 3 paddles, 18 precision-placed compartments, and thermo-lined protection for your gear, this pack keeps everything in place—from warm-up to cooldown. The expandable canopy boosts capacity on demand, giving you room for bulky essentials like shoes, hoodies, or even a bike helmet—without switching to a bigger bag.
Tennis Pickleball Specific Features
- Fits 2 racquets in the main compartment with padded dividers
- Racquet latches to prevent racquets from moving.
- Holds up to a can of 4 balls.
Pickleball Specific Features
- Securely fits up to 2 paddles in the back paddle compartment.
- Front magenetic sleeve for quick access to another paddle.
- Side pockets hold loose 3 pickleball balls or a can.
- Fits 2 racquets in the main compartment with padded dividers
- Racquet latches to prevent racquets from moving.
- Holds up to a can of 4 balls.
Pickleball Specific Features
- Securely fits up to 2 paddles in the back paddle compartment.
- Front magenetic sleeve for quick access to another paddle.
- Side pockets hold loose 3 pickleball balls or a can.
- Fits two rackets or 3 paddles with padded protection and thermo-lined insulation.
- 18 total compartments for organized storage of gear, accessories, and tech.
- Quick-access zones for grips, snacks, and small essentials.
- Dedicated laptop sleeve fits up to 16" with a water-sealed zipper and protective false bottom.
- Secret side-access utility pocket for grabbing essentials without removing the bag.
- Clear internal sleeve for toiletries, sunscreen, or grooming items.
- Bright interior lining for better visibility in low light.
- Designed to fit ADV packing cubes for modular storage.
- Expandable gear canopy holds shoes, jackets, or a helmet.
- Structured base keeps the bag upright on any surface.
- Weatherproof outer shell withstands rain, dirt, and daily wear.
- YKK zippers and reinforced handles for long-term durability.
- TSA-compliant dimensions for carry-on or under-seat travel.
- Luggage loop secures to rolling bags for smoother transit.
- Cushioned, spandex-lined straps for all-day comfort.
- Magnetic exterior sleeve for paddle or jacket quick stashing.
- External utility loops for hanging towels or name tags.
- Stands upright to prevent spillover or gear tipping.
- Racket latch secures handles to prevent shifting during carry.
- Structured base keeps the bag upright on any surface.
- Weatherproof outer shell withstands rain, dirt, and daily wear.
- YKK zippers and reinforced handles for long-term durability.
- TSA-compliant dimensions for carry-on or under-seat travel.
- Luggage loop secures to rolling bags for smoother transit.
- Cushioned, spandex-lined straps for all-day comfort.
- Magnetic exterior sleeve for paddle or jacket quick stashing.
- External utility loops for hanging towels or name tags.
- Stands upright to prevent spillover or gear tipping.
- Racket latch secures handles to prevent shifting during carry.
- Length: 18"
- Width: 12"
- Depth: 7.5"
- Volume: 27L (expands to 32L)
- Weight: 3.1lbs
- Outer Shell — 500D KODRA Nylon + PU Coating: High-tenacity nylon built to resist abrasion, tears, and weather.
- Inner Lining — 200D Polyester with Water-Repellent PU Coating: Smooth, wipe-clean, and water-resistant. Select high-contact areas feature a silver anti-bacterial finish to fight odor-causing bacteria.
- Zippers — YKK Racquet Coil (RC): The gold standard, engineered specifically for bags — smoother glide, tougher teeth.
- Hardware — POM Acetal Buckles + Metal & Aluminum Hooks: Impact-resistant buckles and high-strength hooks where it counts.
- Webbing — 840D x 420D Double-Layer Nylon: Heavy-duty straps that hold a fully loaded bag without stretching or fraying.
- Foam — Atilon, EVA, PE, PU: Multi-density system that protects your racquets and cushions your shoulder.
- - Spandex Panel — KIRA N110 4-Way Stretch (80% Polyamide / 20% Spandex, 190gsm): Soft, flexible stretch fabric that conforms to contents and bounces back — durable polyamide for toughness, spandex for recovery and fit.
Meet the Flex Backpack
Versatility, redefined.
In-depth review of Flex
Everything you need to know about Flex, and then some.
COMPARTMENTALIZED. CLEAN. CLUTCH.
EVERYTHING IN ITS PLACE. NOTHING IN YOUR WAY.
Grips, balls, laptop, and snacks—this bag keeps your court-day or workday essentials organized, visible, and ready when you are.
MORE ROOM FOR GEAR. LESS BAG TO CARRY.
A CANOPY BUILT FOR OVERFLOW.
The stowable spandex canopy flexes when you need extra space, fitting larger items like shoes, outerwear, or even a bike helmet—while keeping your pack sleek when you don’t.
Everyday-ready. Court-tough. Travel-smart.
VERSATILITY THAT GOES BEYOND THE COURT.
From match days to meetings, travel to training—this is your do-it-all backpack. Stands upright when you need it. Hangs clean when you don’t.
Rugged build. Premium materials. Guaranteed to last.
DURABILITY YOU CAN FEEL—AND COUNT ON
With a weatherproof shell, hand-sewn construction, YKK zippers, and a 10-year warranty, it’s built to handle hard days and long seasons.
"perfect for my commute"
"durable & adaptable"
"use on and off the court"
"everyday grab and go"
"perfect for my commute"
"durable & adaptable"
"use on and off the court"
"everyday grab and go"
Flex Backpack
Speed Pockets
Expandable Gear Canopy
Wide open access
Keep Your Laptop Covered
Toiletry Stash
Secret Side Utility Pocket
Match tough durability
Utility loops
Always in a winning position
Racquet Handle Latch
Find It Faster
Long lasting ykk zippers
Minimalist branding
Everyday tested. Court approved.
Finally, a smarter bag than the big brands
I recommend this product
From the court to the commute
I recommend this product
Perfect travel tag a long
I recommend this product
10-year warranty
FIND THE RIGHT BAG FOR EVERY MATCH
Size
(L x W x D)
(L x W x D)
Capacity
Best
Use Case
Use Case
18" x 12" x 7.5"
27L (expands to
32): 2 Racquets,
or 3 Paddles
32): 2 Racquets,
or 3 Paddles
Your daily carry,
dialed for your
game
dialed for your
game
24" x 10" x 12"
47L:
2 Racquets,
or 10 Paddles
2 Racquets,
or 10 Paddles
The go-to bag for
Pickleball tournament
players
Pickleball tournament
players
Engineered for Champions
Gear Up for Every Set, Game, and Match
HOW WE COMPARE TO
OTHER BRANDS
DURABLE MATERIALS
BUILT-IN COOLER
SUPERIOR ORGANIZATION
STANDS UPRIGHT
10-YEAR WARRANTY
Frequently Asked Questions
What’s the difference between the Backpack V2 and the Flex Bag?
Not sure which bag fits your routine and game?
Which packing cubes fit in the Flex bag?
What colorways are available?
Is there a hanging hook on Flex?
Unanswered question?
