2 Pack Faraday Bags for Key Fob Cell Phone, 8.3x4.3in Faraday Pouch Car Keys RFID Signal Blocking Holder, Waterproof Keyless Entry Blocker Protector, Anti-Theft Security Cage Case, Carbon Fiber

SUPERIOR SIGNAL BLOCKER: Made of premium double-layer carbon fiber & shielded material, it blocks signals including cellular, WiFi, Bluetooth, GPS, RFID, NFC, EMP, EMF, radio signals ect with 70dB+ average attenuation so as to protect your belongings PREMIUM CRAFTSMANSHIP: Crafted from quality black carbon leather by skilled artisans, carefully sewed on all sides & joints. It is odorless & durable, won’t rip or tear no matter how hard it is rubbed. Each Faraday bag is rigorously tested before shipment ENHANCED SECURITY: Adopts cutting-edge signal shielding technology, it block 99.99% of RFID signals (10K Hz - 30G Hz), prevents thieves from intercepting & relaying signals from your key, shields against break-ins and keyless ignition theft PERFECT SIZE: 8.3x4.3in/21x11cm large sizes with a closable flap accommodates all size of smart mobile phones, car keys, bank cards and other small items, prevents tracking, hacking, spying. The integrated stury keychain provides more flexibility. SMART DESIGN: Safeguard your vehicle key with our Faraday signal case by double shielding material to cut off signal overflow. It features reliable durability, top-quality stitching, and a scratch-resistant structure, compatible with all car key brands