Does this work with the myzone® mz-1?

Yes, it works with both My Zone 1 or My Zone 3. The belt is universal.

Will this fit an arm or wrist?

The Myzone MZ-3 Replacement Strap (Small) is a chest strap only for use with the Myzone MZ-3 module and will not fit an arm or wrist.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Myzone Replacement & Extension Chest Straps – Adjustable Straps for, MZ-Max & MZ-3 (Small , Medium & Extender Options

Product ID: 443101150

📏Adjustable fit 21.25-34.6 in

🔄Universal Myzone compatibility

🛡️Durable polyamide + elastane

276 DH

Duties & taxes included

In stock

Sold byAmazon MoroccoDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Morocco.

Secure transaction

Description

📈 Level up your heart rate game with the perfect fit—because your effort deserves precision.

BUILT TO LAST - Crafted from premium polyamide and elastane for strength and all-day comfort during intense workouts.
SEAMLESS COMPATIBILITY - Works flawlessly with MZ-1, MZ-3, and MZ-Switch devices—one strap to rule them all.
PERFECT FIT EVERY TIME - Easily extend your chest strap for a custom, comfortable fit—no size left behind.
BACKED BY MYZONE WARRANTY - Confidence guaranteed with official Myzone product support and warranty validation.
INCLUSIVE FITNESS FOR ALL - Break size barriers and unlock accurate heart rate data no matter your body type.

The Myzone Replacement & Extension Chest Straps provide adjustable sizing from 21.25 to 34.6 inches, ensuring a comfortable and secure fit for all users. Made from durable polyamide and elastane, these straps are compatible with Myzone’s MZ-1, MZ-3, and MZ-Switch monitors. Designed for inclusivity and backed by Myzone’s warranty, they deliver reliable, personalized heart rate data for fitness enthusiasts and athletes alike.

Specifications

ASIN	B0CT3CDS73
ASIN	B0F3XLMW5R
Best Sellers Rank	#48,635 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #124 in Exercise Straps
Brand Name	MYZONE
Color	MZ-3/MZ-Switch
Customer Reviews	4.3 4.3 out of 5 stars (17)
Date First Available	April 7, 2025
Item Weight	0.01 kg
Item Weight	0.71 ounces
Manufacturer	Myzone
Manufacturer	Myzone
Material	Polyamide with Elastane
Model Number	STSCH0EXRD00
Number of Items	1
Number of Packs	1
Part Number	STSCH0EXRD00
Size	Extender
Style	Modern
Unit Count	1 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

276 DH

Duties & taxes included

In stock

Sold byAmazon MoroccoDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Morocco.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

View all Trustpilot reviews