XBERSTAR Fitbit Alta HR Accessory Band, Genuine Leather Wrist Band Strap for Fitbit Alta HR and Fitbit Alta Activity and Sleep Tracker (Available in 2 Sizes, 6 Colors) Personalized Your Fitbit Alta watch with this refined replacement leather wrist band, multiple colors bands makes your Fitbit Alta a totally new and pleasant look. Tracker not included Made from Leather Material, it is comfortable, eco-friendly and safe for the human skin. Stylish leather band provides a sophisticated look. Easy to assemble and remove, no tools needed Free Adjustable length for added comfort: Large Size for 6.7-8.1 inches wrist, Small Size for 5.5-6.7 inches wrist Create the perfect watch for any occasion with leather accessory bands, elevate your style from day to night and work to weekend 2 Years Warranty Service. If it ever breaks, please feel free to contact Boomdealer customer service. We'll offer you a new replacement one