POLAR Soft Strap Set 91053142

The POLAR Soft Strap Set 91053142 is a fabric chest strap for heart-rate measurement with Polar heart-rate sensors. Its soft-fabric and adaptive-electrode design is presented as a comfortable way to pick up the sensor’s heart-rate signal, but it requires a compatible Polar sensor to function as a monitor.

At a glance

A replacement chest strap intended for measuring heart rate when paired with a compatible Polar heart-rate sensor.
Soft fabric and adaptive electrodes are described as the sensing design.
The listing states compatibility with Polar heart-rate sensors using the same snap attachment method.
The strap is supplied in size M-XXL according to the listing.

Price

$37.68Save 15%

Reference price: ~~$44.45~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

Fabric construction and an M-XXL size provide a stated fit range for buyers replacing a compatible strap.
The snap attachment design is stated to work with Polar heart-rate sensors, so a matching sensor can be reused.
Care instructions explain how to rinse, dry and store the strap.

Technical specifications

10 specifications

Identity
Brand	POLAR
Model	91053142

Fit and weight
Size	M-XXL
Weight listed	1 Ounces

Materials and appearance
Material listed	Fabric
Strap material composition	38% Polyamide, 29% Polyurethane, 20% Elastane, 13% Polyester
Colour	Black

Compatibility and design
Compatible devices	Devices Only Polar
Attachment method	Same snap attachment method
Sensor type	Wearable

What to know before buying

Listing details to confirm

This is a strap, not a complete heart-rate monitor. The listing says it works with Polar sensors, but does not confirm compatibility with a specific sensor model. Moisten the electrode areas before exercise, rinse after use, hang dry and store the strap separately from the connector. Wash after use in highly chlorinated pool water and before long-term storage.

Who is it for?

A good fit for

People replacing a fabric chest strap for a compatible Polar heart-rate sensor.
Buyers who prefer a chest-worn strap and can confirm the sensor uses the listed snap attachment.

Less suited to

Anyone seeking a complete heart-rate monitor with a sensor included.
Buyers whose sensor is not a compatible Polar model or does not use the stated snap attachment.

POLAR Soft Strap Set 91053142 · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 4,554 ratings

5 stars73%73%
4 stars15%15%
3 stars6%6%
2 stars2%2%
1 star4%4%

Customer feedback reports that the strap often functions as advertised, while reliability experiences are mixed, including reports of failure after as little as 10 minutes. For buyers using it with a compatible Polar sensor, this makes dependable operation a point to weigh rather than a guarantee. The overall rating distribution is mostly five-star, but aggregate ratings do not explain the reliability concerns.

Positive themes

Customers report that the strap functions as advertised.

Mixed feedback

Feedback on reliability is mixed, with some reporting that it works well and others reporting that it stopped working after a short period.

Frequently asked questions

Does this set include a heart-rate sensor?

The listing describes a soft strap compatible with Polar heart-rate sensors, but does not specify a sensor as included. Treat it as a replacement strap rather than a complete monitor.

Which sensors does it fit?

The listing claims compatibility with Polar heart-rate sensors using the same snap attachment method. It does not name specific sensor models, so check that your sensor matches before buying.

How should the strap be cared for?

Moisten the electrode areas before a workout, rinse the strap under running water after use and hang it to dry. Use mild soap and water when needed, and store the dry strap separately from the connector.