Comfortable for Sporting Time: Free size fit your wrist depend on the button site you place.
Perfect Fit to Xiaomi Mi Band 3 and Band 4: Replacement Strap Only. Fits to Xiaomi Mi Band Version 3, 4 Fitness Tracker (Not included).
High Quality - High quality and Replacement for lost or damaged Bands. Personalize your wristband to match your daily style with this brand new color choices.
Exclusive For Xiaomi Band 3 and Band 4: Replacement Rubber Bands with Clasps Only