Compatibility: This Sport Accessory bands Compatible with Fitbit Charge 5 Advanced Fitness & Health Tracker ONLY. (NOTE: The Tracker is not included). Please Make sure your watch model before choosing the straps.
Band Size: One size fits for 5.5″-8.1″ wrists wrists; The size can be adjusted according to the circumstance of individual wrist.Perfectly fit for runing, swimming, riding, workouts, parties, climbing, hiking, traveling and more outdoor activities.
Environmental Material: High-class silicone material makes the band Lightweight and Water-proof with Air Hole Breathable design; Compression molding process, sturdy and durable, the softness is moderate, wear very comfortable.