Soft motorcycle luggage offers versatile capacity, easy fitting, and adaptable use for different trips. This guide highlights five reliable soft bags designed for UK riders, focusing on expandability, weather resistance, and practical features for day trips or longer adventures. Each option prioritises lightweight, packable storage with straightforward mounting and durable materials to handle UK weather.
| Product | Capacity | Key Benefit |
|---|---|---|
| MOSISO Motorcycle Tail Bag | 20L expandable to 28L | Versatile as tail bag, backpack, or handbag with rain cover |
| Odinsberg 15L Waterproof Tail Bag | 15L | 100% waterproof with roll-top closure options |
| KEMIMOTO 40L Tail Bag | 40L | High-volume, durable dry bag for rugged use |
| Rhinowalk 45L-65L Tail Bag | 45L (expandable to 65L) | Modular, multiple capacity configurations with reflective design |
| Oxford Nomad 4L Utility Bag | 4L | Modular, lightweight carrier for personalised luggage system |
MOSISO Motorcycle Tail Bag

The MOSISO tail bag is a soft luggage option designed to mount on the rear of a motorcycle. It offers a main compartment with a 20L capacity, expandable to 28L, suitable for daily carry items such as a phone, wallet, cables, maps, or light tools. The bag is made of waterproof PVC material and includes a rain cover to protect belongings during rain. Its adaptability allows it to function as a tail bag, backpack, or handheld carrier, with dimensions that fit a wide range of bikes. The multi-level expansion helps riders adapt to varying load needs while maintaining a compact profile when closed.
Features include: waterproof construction, expandable volume, and a rain cover for weatherproof protection. The dimensions when expanded accommodate larger items such as helmets. The bag is designed to stay secure on a variety of motorcycles, offering practical storage for daily commutes or weekend trips without requiring a rigid top case.
Odinsberg 15L Waterproof Tail Bag

The Odinsberg 15L tail bag is a 100% waterproof soft luggage solution designed for rear mounting. It is described as a durable ADV pack suitable as a rear bag, saddle bags, or extra capacity on top of panniers. The bag uses a roll-top closure with welded construction to keep water and dirt out, offering IPX6-level protection. Built for adventure, the 15L capacity can be expanded through a design that favours secure packing and quick access for riders who encounter variable weather or rugged terrain.
Key points include waterproof reliability, multi-use versatility (rear bag or pannier top-up), and robust construction intended for off-road or touring use. The bag’s lightweight design makes it easy to swap between motorcycles or carry as needed, while its dry-bag approach helps ensure gear stays dry even in heavy rain or splash from muddy roads.
KEMIMOTO Dry Bag Tail Bag 40L

The KEMIMOTO 40L dry bag is a soft luggage tail bag designed for touring, camping, and adventure riding. It features IPX6-level waterproofing and a roll-top closure to keep gear dry through rain or river crossings. The bag is constructed from high-strength, tear-resistant material and is intended for diverse use beyond motorcycles, including boating and camping. The interior provides multiple compartments and mesh pockets for organized packing. The design emphasises capacity with flexible partitioning to store tools, spare parts, and personal items, making it suitable for multi-day trips where space and organization matter.
Highlights include extensive capacity, robust waterproofing, and modular organization that supports efficient packing. The bag’s suitability for off-road and adventure use aligns with riders who need reliable protection against mud, rain, and dust while maintaining a flexible loadout for different riding plans.
Rhinowalk 45L-65L Tail Bag

The Rhinowalk tail bag is a versatile, large-capacity soft luggage option featuring 45L expandable to 65L. It is designed as a modular system with multiple capacity configurations and a universal buckle strap setup. The bag prioritises waterproof performance and reflects a safety-conscious design with reflective branding for night visibility. Its wide opening and zipper closure support easy access, while an anti-slip bottom and soft handle provide ergonomic handling. The bag’s scale and flexibility make it suitable for riders who need substantial carry space for tools, clothing, and camping gear on longer trips, with the option to tailor the capacity to the journey.
Considerations include how expansion affects aerodynamics and mounting, the balance between accessibility and protection, and the bag’s ability to be secured against road spray and vibrations on rough routes.
Oxford Nomad 4L Utility Bag

The Oxford Nomad 4L is a modular, lightweight luggage carrier designed for an adaptable luggage system. The bag offers a front webbing panel that can act as a secondary mounting point for other Nomad accessories, enabling riders to build a personalised storage solution. Made from weatherproof 600D polyester, it provides durable protection for smaller items and daily essentials. The Nomad system is aimed at riders who want a compact, expandable approach to carrying items on longer journeys while maintaining a flexible setup that can be expanded with additional Nomad modules as needed.
Key considerations include compatibility with existing Oxford Nomad components, ease of attachment, weather resistance, and how the 4L capacity fits into a broader luggage strategy for mixed riding scenarios.
Buying Guide: Soft Luggage For Motorcycles
- Weather resistance: Look for welded seams, roll-top closures, and IP-rated materials to protect gear from rain and mud. Consider whether a rain cover is included or if the bag relies on waterproof fabric alone.
- Capacity and expansion: Soft bags should provide clear expansion options to adapt to different trips. Check internal partitions and external compression straps to keep items secure and organized.
- Mounting and compatibility: Ensure the bag fits your bike’s rear rack or tail area and that mounting hardware is included or easily sourced. Consider compatibility with panniers or top boxes if you already own them.
- Durability: Prefer high-tensile fabrics, reinforced corners, and abrasion-resistant bottoms for long-term use. A soft bag should withstand road spray, loading, and occasional tumbles without damage.
- Security and access: Zipper quality, lock compatibility, and convenient access points influence daily usability and theft risk. Reflective elements improve night visibility.
- Versatility: Some soft bags can double as backpacks or duffels, increasing their usefulness for off-bike activities. Multi-use designs save space in storage.
- Maintenance: Materials should be easy to clean, fast-drying, and resistant to fading. Rain and dirt are common on UK rides, so easy cleaning is advantageous.
- Weight considerations: Soft luggage is generally lighter than hard cases, but the load still impacts handling. Distribute weight evenly and avoid overpacking beyond what the securing system can handle.
- Warranty and support: Check manufacturer warranties and the availability of replacement parts, especially for fixings and straps commonly stressed in use.