Rhinowalk Motorcycle Tail Bag Expandable 45L - Weatherproof Travel

In this review the Rhinowalk Motorcycle Tail Bag is presented as a practical, no-nonsense travel luggage option for riders who need a versatile, weatherproof tail or rack bag. The single biggest reason to buy is its adjustable expandable capacity that shifts between compact carry and a roomy 45L when the side panels are deployed, making it useful for day trips or longer rides where storage needs change. Build details such as reinforced steel wires and a full waterproof inner bag back up the claim that this is designed for real-world motorcycle use.

Key Features

• Expandable Capacity: The bag expands to roughly 21.65in x 12.20in x 10.62in and reaches about 45L with both sides up, so riders can adapt volume to a single-day load or a longer run.
• Waterproof Interior: A full waterproof inner bag protects gear from rain and spray, keeping clothing and electronics dry in wet conditions.
• Durable Construction: Tear-resistant outer mesh and reinforced areas make the bag wear-resistant and easy to clean after long rides.
• Stable Frame: Thick steel wires and a PE board-supported frame maintain the bag's shape and prevent deformation or excessive shaking on rough roads.
• Attachment Versatility: Multiple straps including sissy bar straps and a shoulder strap let the bag be mounted on a trunk, rack or carried off-bike as a shoulder bag.
• Night Safety: Reflective LOGO printing on both sides increases visibility for night riding, a useful safety detail for touring.

Who It's For

The Rhinowalk tail bag is best for motorcyclists who need flexible luggage that can expand for longer trips yet compress for daily commuting. Touring riders who carry a mix of clothes, tools and small electronics will appreciate the 45L maximum volume and waterproof inner bag.

Less suitable are riders who require rigid, lockable hard luggage or an integrated pannier system with tool-free quick-release racks; if you need a hard-case, theft-resistant solution, look elsewhere. Riders who want the lightest possible minimalist tail pack may also find this bag larger than necessary when fully expanded.

Pros & Cons

Pros

• Expandable design offers flexible storage from compact to ~45L for different trip lengths.
• Full waterproof inner bag and tear-resistant materials keep contents dry and durable over time.
• Reinforced steel wires and four-point fixing give a stable ride without excessive shifting.
• Multiple straps and a shoulder strap make it easy to mount, secure and carry off the bike.

Cons

• The bag is fabric-based and not a hard case, so it will not offer the same theft resistance or rigid protection as a trunk box.
• Fully expanded size may be bulky on smaller bikes or when mounting on tight rear racks.

Specifications

Brand	Rhinowalk
Expanded Size	21.65in x 12.20in x 10.62in
Maximum Capacity	About 45L (both sides up)
Waterproof	Full waterproof inner bag
Frame Support	Reinforced steel wires and PE boards
Attachment	Sissy bar straps, extension straps and shoulder strap
Safety	Reflective LOGO printing on both sides

Our Verdict

The Rhinowalk Motorcycle Tail Bag is a practical, good-value luggage choice for riders who need adaptable storage and reliable weather protection. Its expandable 45L capacity, waterproof inner bag and reinforced frame make it a solid option for touring and mixed-use riders, while the multiple straps add mounting flexibility. Choose this bag if you prioritize volume and protection over rigid, lockable security.

Frequently Asked Questions

Is the bag truly waterproof?
The bag includes a full waterproof inner bag and is made from waterproof, tear-resistant materials to keep contents dry in rain.

How is it secured to the bike?
It uses a sturdy four-point fixing method with sissy bar straps and extension straps plus thick steel wire supports to keep it stable on trunk or rack mounts.

Can it be carried off the bike?
Yes, a shoulder strap is included so the bag can be carried as a shoulder pack once removed from the motorcycle.