Ford's new smart hat uses gyroscopes and algorithms to save trucker's lives
ZEROi Bone Conduction Smart Hat » Gadget Flow
Daqri smart hardhat aims to "change the nature of work"
Lifebeam Smart Hat to Track Your Heart Rate Cadence And Calories | Gadgetsin
ZEROi : Smart Hat with Bone Conduction Technology by zeroi — Kickstarter
ZEROi Bone Conduction Smart Hat » Gadget Flow
SMART Hat – Smart N' Mild
The Trainer's Corner | Smart Hat - LifeBEAM
Cyborg Cycling Protectors : smart hat helmet
LifeBEAM HAT Tracks Workouts w/ Smartphone Support -
LED Smart Baseball Cap, Mobile Phone APP Controlled Display Screen LED Hat Bluetooth Adjustable Flat Peak LED Cool Hat for Party Club Christmas (Text, Music, Image, Drawing)-Red - Walmart.com
ZEROi : Smart Hat with Bone Conduction Technology by zeroi — Kickstarter
Digital Display Hats : smart hat
Amazon.com: Hat with Bluetooth Speaker Adjustable Bluetooth Hat Wireless Smart Speakerphone Cap for Outdoor Sport Baseball Cap is The Perfect Gifts for Men/Women/Boys/Girls : Electronics