WATERFLY FP01 Small RFID-Blocking Waist Pack

Small RFID-Blocking: The WATERFLY FP01 is a compact waist pack with a claimed RFID-lined rear pocket, lockable front zipper, and adjustable strap. Its stated 1.5L capacity is suited to light everyday essentials rather than bulky loads.

At a glance

Compact listed dimensions and a 1.5L claimed capacity target light carry.
Listing describes a lockable front zipper and hidden rear pocket with RFID-blocking lining.
Water resistance is claimed for light rain and splashes, not submersion or heavy rain.
Listing describes waist or crossbody wear and an adjustable strap.

Price

$21.98Save 12%

Reference price: ~~$24.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

The hidden rear pocket and lockable zipper provide practical storage features for travel.
The slim size and stated light-carry capacity suit a phone, wallet, passport, and keys.
Water-resistant nylon is described as suitable for light rain and splashes.

Cons

At a claimed 1.5L, it is not intended for heavy or bulky items.

Technical specifications

15 specifications

Identity
Brand	WATERFLY
Model	FP01
Size	Small
Color	Black

Dimensions and fit
Dimensions	9"L x 5.1"W x 1.97"H
Strap length	47.2 inches
Weight listed	6 ounces
Capacity claimed	1.5L
Adjustable strap range claimed	24.4in to 47.2in

Materials and protection
Material	Nylon
Water resistance listed	Water Resistant
Fabric and coating claimed	premium 500D nylon with a PU-coated surface
RFID protection claimed	RFID-blocking material

Use and care
Closure	Zipper
Care instructions	Hand Wash Only

What to know before buying

Listing details to confirm

The listing gives different weight figures: 6 ounces in product details and 170g in feature copy. It also lists the strap length as 47.2 inches while separately describing adjustment from 24.4in to 47.2in. Confirm the intended fit and weight details for the selected listing. Water resistance is described as limited to light rain and splashes, not heavy rain or submersion.

Who is it for?

A good fit for

Travelers wanting a small hands-free bag for phone, wallet, passport, and other light essentials.
Walkers, hikers, or runners who prefer a compact waist or crossbody carry.
Buyers seeking a hidden RFID-lined pocket and a lockable front zipper, as claimed in the listing.

Less suited to

Anyone needing space for bulky gear or a larger everyday load.
Use in heavy rain or conditions requiring a fully waterproof bag.

WATERFLY FP01 Small RFID-Blocking Waist Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 610 ratings

5 stars79%79%
4 stars10%10%
3 stars7%7%
2 stars2%2%
1 star2%2%

Customer feedback describes the pack as well-constructed and functional, with useful pockets and travel-friendly storage. Some report a comfortable waist or crossbody fit, while others find the belt too long. That fit variation matters when choosing a compact bag with a listed 47.2-inch strap length. Overall rating figures lean positive, but ratings alone do not establish specific performance or explain individual experiences.

Positive themes

Customers report useful pocket and zipper storage and describe the pack as travel-friendly.
Customer feedback includes positive comments about construction and capacity for small items.

Mixed feedback

Fit feedback is mixed, with some finding it comfortable and others saying the belt is too long.

Frequently asked questions

How much can the WATERFLY FP01 hold?

The listing claims a 1.5L capacity and describes it for light essentials such as a phone, wallet, passport, and keys. It is not intended for heavy or bulky items.

Is the FP01 waterproof?

The listing describes it as water-resistant for light rain and splashes, not fully waterproof for heavy rain or submersion.

Can it be worn crossbody?

The listing says it can be worn as a crossbody sling or around the waist. It describes an adjustable strap range of 24.4in to 47.2in, while the product details give a strap length of 47.2 inches.

What anti-theft features are claimed?

The listing describes a lockable front zipper and a hidden rear pocket lined with RFID-blocking material. These are product claims, not independently verified protection guarantees.