FUNKtional Wearables Compatible with Fitbit Flex and Flex 2 Fitness Activity Trackers - The TAYLOR Rhinestone Heart Necklace designed to securely conceal your Fitbit Flex! Never lose your FitBit Flex again! Super secure! Don't ruin your professional or dressy outfit with a plastic wristband! No one will ever know you're wearing a FitBit! Beautiful high quality necklace, can be worn with or without FitBit! Designed to take you from day to night!