Polar Vantage V2 Black + H10 Outdoor Watches : Snowleader
Polar H10 Heart Rate Monitor - ANT + , Bluetooth - Waterproof HR Sensor with Chest Strap - Built-in
Polar Vantage V Titan - Sports Watch with HRM H10 Chest Strap for Multisport and Triathlon Training with GPS, Heart Rate Monitor, Waterproof: Amazon.co.uk: Sports & Outdoors