Feature: * Interchangeable tracker so you can change colors to match your mood and wearing Choose the color that matches your daily style * Replacement band for your Fitbit Flex Bracelet. Easily insert your flex tracker and change the whole look of the Fitbit Flex Bracelet * Small size is more suitable for women or children * New and high quality. * Made of safety and environmental protection TPE+TPU material. * The clasps are made of zinc alloy material, durable and lasting. * Moderate softness and comfortable wearing. * Specially designed for Fitbit Flex. * Includes 10 colors, so you can choose the color that matches your daily style. * Material: TPE+TPU Size: LargeSmallLength(adjustable): 7.4"-9.37"(188-238mm) 6.6"-8.1"(167-206mm)Width:0.55" 0.55" Package includes: 10/20 pcs x Replacement Wrist Band Wristband for Fitbit Flex (10 colors)