POY Fitbit Alta HR Strap Adjustable Replacement Sport Strap Bands for Fitbit Alta HR Features 1. High-performance Silicone material - durable resistant to dirt and comfortable. 2. Innovative design - soft breathable and can be washed. 3. Multi-color selection highlight your personality during workout with the wristband. 4. No cracking no wrinkles no discoloration and deformation. How to clean the Silicone Strap? Note: Please take off your fitbit Alta HR smart watch before clean the band! 1.Apply soapy water if there is grease on your band. Wipe the stains with a soft cloth. 2.Clean with detergent. First wet the band with water add a little bit of detergent then brush the band with a small brush gently. Then rinse with water. Wipe dry the water with a napkin or soft cloth placed in a cool and ventilated place to dry. Package Included: 1 x Silicone Fitbit Alta/Fitbit Alta HR Bands Warranty: Any dissatisfaction is 30-day guaranteed with a replacement or full refund. If you receive defective items or meet any other problems please contact us we will give you a satisfactory reply within 24 hours.