Circular Ring Slim Review: Comfortable, But Needs Serious Work makeuseof.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from makeuseof.com Daily Mail and Mail on Sunday newspapers.
Circular Ring Slim is the company's second attempt at a smart wearable that's meant to be worn all day is this the right balance, or is it just too thin?