Here is a pair of smart socks that helps you monitor your fitness activity and improve your running form. The Sensoria Smart Socks feature textile pressure sensors to detect your cadence and foot landing technique and provide you with real-time voice feedback. The companion app lets you view your contact time on the ground, cadence, pace, heart rate, speed, distance, and other parameters.
The kit comes with an electronic anklet that magnetically snaps to the cuff of the sock and relays data during your run to the mobile app. The Sensoria Virtual Coach monitors your steps and provides feedback. These socks cost $199 a pair.[where to get yours]