Hands-on: Garmin Vivosmart 4, now with Pulse Ox and Body Battery | DC Rainmaker
Amazon.com: TiMOVO Band Compatible with Garmin Vivofit jr 3, [4-Pack] Soft Silicone Wristband, Adjustable Replacement Strap Accessories for Kids, fit Vivofit jr 3 - Red & Orange & Light Green & Light