Fitbit Flex 2 Metal Bangle Accessory Bracelet. This hand-polished jewelry piece is part of the Fitbit Luxe Collection. It is specifically crafted from premium stainless steel to discreetly house the removable, ultra-slim Fitbit Flex 2 tracker pebble inside its decorative slatted compartment. Key Features Material : Hand-polished stainless steel. Design: Features a minimalist, ribbed front casing with a hinged mechanism to securely slide the fitness tracker inside. #bangle #metallic