Replacement bands compatible with Fitbit Inspire / Inspire HR / Ace 2 Fitness Tracker. NOTICE: NO Fitbit Inspire watch included. Fits as good as the original band. Simple to install and remove, NO tools required! The end of the band has a lug, which fits your Inspire smartwatch in place and locks precisely & securely. Made from flexible high-quality elastomer, sweatproof & waterproof. Prevents skin irritation, soft, lightweight, and durable, very comfortable to wear. Dimensions: 7.2 x 3.23 x 0.47 inches.