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Overview

Five nested Faraday bags from key fob size up to a 15.6" laptop, each with a carry handle and reflective strip. Blocks cellular, GPS, WiFi, Bluetooth, RFID and EMP; fire- and water-resistant fibreglass fabric protects documents and devices in an emergency. Only 5-pack of its kind on Best Buy. Backed by our 4-Year Guaranteed-to-Work Promise.

New 2026/27 Edition — Bigly Brothers Fireproof Faraday Bag Set (5-Pack, XS to XL) – Signal-Blocking EMP Bags for Laptop, Tablet, Phone & Car Keys, Fire & Water Resistant

Model: strkit009-tbb-ca
Web Code: 18618974
Sold and shipped by | 4.5 seller rating (348 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

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Seller Return Policy

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Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • 5 x fireproof Faraday bags (XS key fob, S phone, M tablet, L large tablet, XL laptop up to 15.6")

• 4-Year Guaranteed-to-Work Promise – if it ever stops blocking signals, we replace it. That is how sure we are.

• Signal-blocking privacy pouch – blocks cellular, GPS, WiFi, Bluetooth, RFID and NFC so a phone inside cannot be tracked, pinged or accessed.

• Stops keyless relay theft – also fits key fobs, tap-to-pay cards and passports.

• Double-layer shielding fabric with a fold-over flap for a complete seal.

• Quick test – put your phone inside, seal it, and call it from another phone. It should go straight to voicemail.

• Durable PU exterior, lightweight and water-resistant for travel, court, work sites and privacy-sensitive settings.

• Multiple sizes – pick the bag that fits the device, from key fob to laptop.

• Canadian seller – free shipping, 90-day free returns, no restocking fees, support from Vancouver, BC.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.