SIXRUN Smart Ring - IP68 Activity Tracker

Xiaomi Smart Band 9 Active - One Size (Adjustable Band)

Generic Smart Ring - US9

OURA Ring 4 Ceramic - Ring Size 9

Ultrahuman Ring AIR - 13

OURA Ring 4 Ceramic

Generic Smart Ring - US11

HUYVMAY Fitness Tracker Watch - IP68 Waterproof Pedometer

BetterLife Horizons Pvt.Ltd., 18th Floor, Bldg. No.5A, Dlf Cyber City, Gurgaon(HR), India, 122002 Gabit Smart Ring - 10

Shenzhen Zhongxin Chuangzhan Technology Co.,Ltd. Smart Bracelet - Heart Rate Monitor Sleep Tracker

Generic Smart Ring - US10