Silicone Replacement Band Cover Cases for Fitbit Surge Fitness Superwatch - Slim Designer Sleeve (black cloud) Turns your fitness tracker band into a fashion statement. Track your steps in style wherever you go Concise and vogue style add color to your image Free size fit your large and small fitbit surge fitness superwatch ,convenient for your exercise time Slides easily into place NOTE:No Fitness Tracker or bands! Band Cover Only!