NTAG215 NFC Cards 100PCS Blank Black Cards - Rewritable 504-Byte Tags

In this review the reviewer looks at a pack of 100 blank NTAG215 NFC cards intended for hobbyists, small businesses, and home automation tinkerers; the single biggest reason to buy is the combination of credit-card size and a generous 504-byte NDEF memory that makes these cards useful for a wide range of programmable tasks. The pack reviewed is black, made of waterproof PVC, and designed to be rewritten many times or locked permanently, so it suits anyone who needs reusable, durable NFC media for access control, sharing links, or storing small data payloads.

Key Features

• 504-byte NTAG215 chip: Provides ample NDEF storage for URLs, contact data, WiFi credentials, or small authentication payloads.
• 100-piece quantity: A large pack that covers multiple projects, events, or distribution needs without frequent repurchases.
• Durable PVC construction: Waterproof and wear-resistant material makes the cards suitable for outdoor or near-water use.
• Rewritable with lock option: Cards support repeated write cycles and can be set to read-only when a permanent tag is required.
• Credit card size form factor: Standard dimensions make the cards easy to carry, store in wallets, or use with existing badge holders.
• Wide device compatibility: Works with most NFC-enabled Android phones and NFC-compliant readers for easy programming and use.

Who It's For

The pack is best for makers, small businesses, event organizers, or home automation users who need a reliable set of blank NFC media for access control, quick sharing, or device setup. It is especially valuable for people who want large-format cards rather than small stickers or key tags and for those who will benefit from the rewritable capability or the option to lock a tag permanently.

Those who should look elsewhere include users who need self-adhesive tags or tags designed for direct mounting on metal surfaces, and anyone requiring integrated adhesive or metal-mount NFC solutions. Also avoid these if your workflow depends on iOS-only tooling that does not support full NTAG215 writing features.

Pros & Cons

Pros

• High usable memory with the NTAG215 chip supports a variety of NDEF payloads and uses.
• Large 100-card pack offers strong value for projects, gifting, or distributed use.
• Waterproof PVC cards are durable and suitable for outdoor or frequently handled applications.

Cons

• Cards are not self-adhesive and are not designed for metal surfaces, which limits some mounting options.
• Some users report mixed functionality with specific access systems, so compatibility should be tested for critical uses.

Specifications

Chip	NTAG215
Memory	504 bytes NDEF available
Quantity	100 cards
Material	Waterproof PVC, glossy surface
Size	8.5 x 5.4 cm (approx 3.34 x 2.12 in)
Compatibility	Most NFC-enabled Android phones and NFC-compliant readers
Write cycles	Over 100,000 read-write cycles

Our Verdict

These blank NTAG215 cards are a practical, cost-effective choice for anyone needing full-size, rewritable NFC cards with substantial memory and durable PVC construction; they deliver good value for hobby projects, business cards, and access control prototypes. Check reader compatibility for critical systems and note the lack of adhesive or metal-mount capabilities before buying, but for most programmable NFC tasks this pack is a solid, versatile option.

Frequently Asked Questions

Can these be written more than once?
Yes, the NTAG215 cards support repeated write cycles and can be set to read-only if you need the content to be permanent.

Are these sticky or suitable for metal surfaces?
No, the cards do not include adhesive and are not designed for use on metal surfaces.

Will they work with my phone?
They are compatible with most NFC-enabled Android phones and NFC-compliant devices; test a single card first for any specific access control system.