Fitbit Alta Fastener, TOOPOOT Mixed-Color Silicone Watchband Clasp Ring Loop For Fitbit Alta (12pcs) Compatible For Fitbit Alta Wristband Material: Silicone Softness is moderate, wear very comfortable ;Compression molding, sturdy and durable NOTE:Do not contain watches and watch strap TOOPOOT Customer Service Team endeavors 100% Customer Satisfaction Service and Experience .We have lots of surprise!