The QASR® NFC Silicone Wristband is a high-quality, waterproof, and adjustable smart wristband designed for instant sharing and seamless contactless interactions.Built with soft, skin-friendly silicone and equipped with an NTAG213 NFC chip, it offers 144 bytes of usable NDEF storage, making it perfect for digital business cards, personal links, access gateways, event check-ins, and more.
This wristband allows you to carry your identity, information, or digital shortcut anywhere you go — simply tap the band on any NFC-enabled smartphone to instantly open your stored content.
 
🔥 Key Features
1. NTAG213 Chip with 144 Bytes Storage
The wristband uses the industry-standard NTAG213 chip, providing: • 144 bytes of NDEF-formatted storage • Fast and reliable scanning • Broad compatibility with iPhone and Android • Perfect capacity for: • Website URLs • Digital business cards • Contact information • Social media profiles • Payment or menu links • Emergency contact data
 
2. Your Digital Business Card, Always With You
Store your personal or business information inside the chip, including: • Name • Phone number • Email • Website • Booking page • Portfolio • Social media handles
Share instantly with a single tap — no app required for the person receiving it.
 
3. Quick Access to Any URL
Write any HTTPS link into the wristband: • Landing pages • Online stores • Restaurant menus • Membership portals • Creator profiles • Link-in-bio pages • Event registration pages
Tap → open → done.
 
4. Waterproof and Sweat-Resistant
Designed for daily and active use: • Waterproof • Sweat-proof • Durable silicone • No battery, no charging needed
Perfect for gyms, beaches, outdoor work, and everyday wear.
 
5. Adjustable Universal Fit
The multi-hole adjustable design makes it suitable for all wrist sizes — from kids to adults.Soft silicone ensures long-term comfort.
 
6. Works Anywhere NFC Is Supported
Compatible with all NFC-enabled smartphones and systems. Ideal for: • Digital business identity • Event entry • Smart access (NFC-supported systems only) • Staff or visitor ID • Personal emergency information • Customer interaction points • Contactless profile sharing
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⚙️ How to Set Up Your QASR® NFC Wristband (Official Setup Guide)
Setting up the wristband is simple and takes less than one minute.
 
Step 1 — Install the NFC Tools App
To write information into the wristband, search “NFC Tools” on your device: • iPhone (iOS):Open the App Store, search “NFC Tools”, install. • Android:Open Google Play, search “NFC Tools”, install.
This is the most universal and recommended app for NTAG213 chips.
 
Step 2 — Choose the Data You Want to Save
In the NFC Tools app, go to:Write → Add a Record → Select Your Content
You may choose: • URL / Website • Contact (vCard) • Text note • Social media link • Phone number • Email • Predefined digital business card
 
Step 3 — Write to the Wristband 1. Open NFC Tools 2. Tap Write 3. Hold the top of your phone near the NFC area of the wristband 4. Wait for the success message
Your wristband is now programmed.
 
Step 4 — Test the Wristband
Simply tap the wristband on any NFC-enabled smartphone.Your link or digital card should open instantly.
 
🔁 Rewrite Anytime
The wristband is fully rewritable.Change your information anytime using the same steps.
 
🌍 NFC URL Format Support
The NTAG213 chip supports NDEF URI Records, meaning you can store any URL using optimized NFC prefix compression (e.g., https://, https://www., etc.), maximizing storage efficiency and ensuring fast scanning.
 
⭐ Why QASR®? • Professional brand identity • Waterproof soft silicone • Universal wrist size • Instant contactless sharing • No battery or maintenance • Compatible with every major smartphone • High-security NTAG213 chip
 
📏 Specifications（Approx. / ≈） • Weight: 17 g / 0.37lb • Length: ≈ 23.5 cm / ≈ 9.25 in • Width: ≈ 1.4 cm / ≈ 0.55 in
 
Free shipping to the USA, Canada, UK, New Zealand, and Australia.
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💎✨ Why an NFC Wristband Is a Healthier, Smarter Choice
An NFC wristband is a clean, lightweight, and skin-friendly technology designed for everyday wear without the risks commonly associated with smartwatches. It doesn’t generate heat, it doesn’t emit continuous signals, and it doesn’t use optical sensors or metal components that irritate the skin. Instead, it stays completely passive and non-invasive, activating only for a split second when you tap your phone.
Here’s why it’s a healthier option:
•Zero Heat — no processors or sensors warming up against your skin.
•Zero Radiation — NFC only activates on contact, staying silent the rest of the time.
•Zero Metal Allergies — no nickel, no metal plates, no irritation.
•Zero Pressure — ultra-light design that doesn’t compress the wrist or disrupt circulation.
•Zero Friction Damage — soft, flexible materials that are gentle on sensitive skin.
This wristband keeps everything you need within reach while eliminating unnecessary stress on your skin.
It delivers the convenience of modern tech without the side effects of wearing a powered device all day.
Pure. Safe. Comfortable.
NFC Wristband — the healthier way to stay connected. 💚✨