If you want to keep track of your workout, an activity tracker is a great choice. There are several colours to pick from.
From Amazon
Xiaomi Redmi Smart Band 2 Activity Tracker, Black
Gadcet
Xiaomi Redmi Smart Band 2 Activity Tracker, Ivory, One Size
Comet
Xiaomi Redmi Smart Band 2 TFT Wristband activity tracker 3.73 cm (1.47") Ivory