CATAPULT PLAYR Soccer GPS Tracker - GPS Vest and App to Track and Improve Your Game - for iPhone and Android (M) | Fitness technology, Catapult, Soccer player gifts
STATSports APEX Athlete Series GPS Soccer Activity Tracker Stat Sports Football Performance Vest Wearable Technology Adult Small
Nike Kiger 4.0 Men's Running Vest. Nike.com
Why do Football Players wear GPS vests? - Catapult One