Sankit 4pcs Sport Fitness Colorful New Style Replacement Band with Clasp for Fitbit Flex , Band Only No Tracker Included Replacement Band with Clasp for Fitbit Flex, Tracker not included No other Parts included m just Replacement Band and Tracker Free size wristband accessory ,Replacement for lost or damaged Bands For Fitbit Flex only Personalize your wristband to match your daily style with this brand new color choices Size: Small size (4.7-6.8 Inches)(4.7-6.9"/120-175 mm) - Large size (5.9-8.2 Inches)(6.0-8.3"/152-210 mm)