【Replacement Bands for Fitbit Versa 4 & Versa 3 and Fitbit Sense 2 & Sense】:Only for Fitbit Versa 4 & Fitbit Versa 4 & Fitbit Sense 2 & Fitbit Sense smartwatches with soft sport bands. One Click Installation and Removal. No shedding or loosening issues, fits your Fitbit Versa 4/3/Sense 2/Sense watches perfectly (band only, not including the watch.) Note:Not applicable to previous versa devices that require pins) 【Made of high quality skin-friendly material】for fitbit versa 4 strap is made of soft, pliable and durable silicone material, easy to clean, comfortable to wear, skin-friendly, sweat and water-resistant, non-irritating and colorfast. Having this fitbit sense 2 wristband will provide you with an excellent wearing experience whether you are working out, sleeping or doing your daily exercise. 【Available in two adjustable sizes and unique colors】:Small size fits wrists from 5.5 inches- 7.1 inches (140mm-180mm). Large size fits wrists from 7.1 inches - 8.7 inches (180mm-220mm). Available in a variety of color options will bring a personalized and stylish look to your fitbit versa 4/3 & fitbit sense 2/sense. With it, you will be the brightest star in the crowd. 【Easy to install and remove】:These sensor bands are designed with the same buttons as the original sensor bands for easy installation and removal. Just gently push the band on and press the button to remove it. No pins are required. These bands will lock precisely and securely to your fitbit versa 3/4 and sense/sense 2. Our attention to detail isevident in everything from materials selected to design philosophy. The discerningcustomer can rest assured that they will receive a premium product with a high level offinishing. Brilliant aesthetics and high quality material are the cornerstones of ourexpanding range of watch bands。