10 Best Bike Trunk Bag of December 2025

• Made with 300D polyester and PU leather, padded with strong HDPE board and rigid EVA foam, solid, durable and in good shape
• Fixed securely with 4 durable Velcro straps, Easy mount and quick release. Fit most of road or mountain bikes' Racks
• 8 liters capacity, spacious main compartment, well designed structure for better organization of cycling essentials, tools and accessories
• Versatile usage, a bicycle rear rack bag, a handbag with built-in carrying handle or a messenger bag with a included shoulder strap
• 2 reflective elements and taillight compatible for enhancing your visibility at night or in low light situations.

Roswheel

• ★Roswell rear rack bag made with abrasion resistant polyester, whole bag is padded with PE cotton for better shape and protection
• ★6 Liters capacity, 1 large main compartment, 3 side pockets and 1 bottle case for better organization of cycling essentials, tools and accessories
• ★Fixed securely with 4 Velcro straps, 2 of them are adjustable, suitable for the most mountain, road and commute bikes' racks
• ★Portable and versatile usage, as a handbag with built-in carrying handle, as a shoulder bag with the included shoulder strap
• ★All around reflective trims and logo increase visibility for the motorists in dark or reduced light for increasing visibility in dark or reduced light
• ★Warranty : One(1) year against materials and workmanship defects.

Roswheel

• Made of water-resistant PU material and zippers,durable and practical.
• 7L capacity features on a main compartment,a zipper pocket and adjustable elastic cords.
• Safe reflective straps around the bag,ensures your safety when riding at night.
• Durable fastener straps attaching on the bike and thin protective PE foam for interior,provides more stable during cycling. (NOTE:Please add some protection for valuables.)
• Equipped with rain cover,protects from dirt,sand,water,rain and snow.

Lixada

• 3 Velcro straps for easily and securely mounting onto a rack!
• Multi-compartmetns for a wide range of cycling tools and accessories.
• 3M Scotchlite reflective trim for nighttime safety.
• Stylish and neat design.
• 1 carrier handle and 1 shoulder strap for easy carry.

BV

• ★2020 ALL NEW DESIGN - Upgraded newly design bike rear rack pannier bag . Concise style , better material , large area reflective Strips, perfect size , multiple modes of use creates a best bike bag for commuter and cycling.
• ★LARGE CAPACITY – 10Liters (2.64 gallons) , ideal storage for daily essentials, bike tools , cycling accessories and multiple day supplies.
• ★WATER RESISTANT - Water resistant 600D twill polyester fabric combine with waterproof coating fabric on both sides , durable and easy to scrub, wear and tear resistant.
• ★SAFTY FIRST - The application of a larger area of Reflective Strips ensures safe riding in low light or dark conditions, fixed securely with 2 quality Velcro straps, quick installation and release, fit most bikes' racks.
• ★NOT ONLY A BIKE BAG - Not only can be used as bike rack bag with velcro straps and buckles, but also a stylish commuter bag with a shoulder strap,or a handbag as well(shoulder strap included). Thanksgiving ,Christmas or Birthday gift for your lover, families or friends. One(1) year warranty against material and manufacturing defects.

Sahoo

• * MTX Quick Track compatible trunk bag featuring a divided main compartment constructed with a unique process of combining rigid panels and flexible fabric for structure and water repellency*
• The Package Height Of The Product Is 15 Inches
• The Package Length Of The Product Is 20 Inches
• The Package Width Of The Product Is 15 Inches

Topeak

• LARGE CAPACITY: This bicycle trunk bag comes with one main compartment,two extensible side pockets and one water bottle pocket in the back.The two side panniers and expanded top offer additional storage space to stock anything you want be with you in your long trips.Plenty of room for storing your bike pump,tools,patch kit,spare tubes,lock,chain,a change of clothes, groceries and a few other necessities.
• HUMANIZED DESIGN: The divider thingy for the main compartment of pannier bag keep your camera or phones separate from other sharp items like keys or bike tools.You can move these interior pieces around to subdivide the interior of the bag as you need. What's more,the main compartment is padded all around to make your belongings well protected.
• EASY TO INSTALL: With velcro quick release design, 2 in front attached around seat post and 2 underneath attach around your bike rack.It can be easily and security mount on all types of bikes. There is a bungee cords on the top of trunk bag which can be easily put in or take out your items like a rain jacket,gloves, umbrella, repair items, tripod etc.
• MULTI-PURPOSE DESIGN：This rear carrier bag comes with an adjustable padded shoulder strap,you can carry this shoulder bag everywhere with you, perfect for outdoor hiking,picnic with friends or weekend outings or commuting to work or school. A wonderful gift for a dear friend or a beloved family member.
• TRIPLE SECURITY PROTECTION: Reflective straps on both side panniers to ensure your safety in the dark.The taillight hanger strap allow you hang a rear light on the back to enhance your visibility at night or in low light situations.The bonus fluorescent green rainproof cover also helps others quickly find you when you are riding in rainy or humid conditions.

ROCKBROS

• Made with durable 600 denier polyester fabric.
• Fully padded, insulated interior.
• Rear light clip attachment and reflective trim for visibility.
• 4 point mounting system for easy, secure attachment
• Dimensions - Main Compartment: 12" L x 6"W x 7"H. Side Pockets: 10.5" L x 2" W x 5" H.

Bushwhacker

• MULTIPLE COMPARTMENTS & EXTENSIBLE DOUBLE SIDE POCKETS: 13L Maximum capacity bike trunk bag main compartment with a removable board, and some inside pockets to help with a bit of organization for small things. Fold-out pockets on each side for expanded capacity to hold a lot of side items and incidentals. For a day ride or daily commute, this is a good choice
• STABLE CONSTRUCTION & PROTECTION: Thicken foam pad fills the inside bottom and sides of the trunk bag for holding its shape and protecting your items. It will not collapse to one side or the other even if nothing is in it
• PORTABLE: Package with the rain cover and the carry strap. You will want to take this trunk bag with you if you go on a stroll and don't need to worry about it being stolen. The water bottle holder with adjustable drawstring design are helpful for avoiding the water bottle fall out on a bumpy ride
• REFLECTIVE STRAPS & COMPATIBLE WITH TAILLIGHT FOR SAFETY: Reflective straps on the bike luggage bag provides good visibility, the strap at the back for attaching rear light. You'll want to add some reflective items to ensure your safety if you're a night rider
• EASY TO ATTACH & STAYS IN PLACE: 2 Velcro straps on the front of the rack, the 2 long straps going across the rack as well as 2 fixed buckle, it's fastened securely to the rack and doesn't shift. Bike rack bag fits for any racks, such as fat bikes, e-bikes and other commuter bikes

ROCKBROS

• Expandable bike bag with divided main compartment and expandable top
• 2 side panels with expandable panniers add even more storage space
• 600-denier polyester construction with rigid molded side panels
• Shoulder strap for easy carrying; RedLite clip and elastic top bungees
• 1,380 cubic inches of storage; measures 14.5 x 8.5 x 9.8 inches (W x H x D)
• 1 Divided Main with Multi-stage, Expandable Top, Two Side with Expandable Panniers
• 1160 g / 2.53 lbs
• 20.2 l / Capacity 1380ci
• 420 Denier Nylon
• Water Bottle Holder, Shoulder Strap, Carrying Handle, 3M Reflective Strip, RedLite Clip, Elastic Top Bungees

Topeak