Fitbit One Band Wristband Replacement Adjustable Wristband and Bracelet Band for Fitbit One Wirelss Activity Fitbit one Replacement BAND ONLY, not include the tracker Fitbit oneaccessories.Never lose your FitBit ONE. Fix the tracker fall off problem. Personalize your wristband to match your daily style with this brand new color choices Free size wristband accessory ,High quality and Replacement for lost or damaged Bands. Designed to fit most wrists size. Feature a display window cutout that reveals the Fibit One tracker LED Lights.