Compatibility——The elastic woven nylon loop band is ONLY compatible with Fitbit Sense 2 /Fitbit Versa 4/Fitbit Sense/Fitbit Versa 3.NOTE:Not compatible with other Fitbit watches. Watch is not included. Comfortable and skin-friendly material——Fitbit Sense 2 elastic band for women is made of nylon, which is breathable, soft, comfortable, washable, stress-free and will not cause skin irritation or allergy, suitable for daily and sports wear for a long time. Free size adjustment——The Fitbit Versa 4 watch band for women is flexible and can be adjusted to your wrist size. Not too loose or too tight, they stay securely on your wrist. Fits 5.5''-9.8'' (140mm-250mm) women men. Ready-to-change style——Stylish colors allow you to match your dressing style, occasion and mood. This is also the best gift for your loved ones, family and friends on birthday, Thanksgiving, Mother's Day, party, etc. Easy to install——No tools required, easy and fast installation. We offer 12 months of excellent service. If you have any questions, please feel free to contact us on Amazon and we will solve it for you within 24 hours! < b >Nidoujin Elastic Bands Compatible for Fitbit Versa 4/Fitbit Sense 2 /Fitbit Versa 3/Fitbit Sense Bands Men Women, 4 Pack Adjustable Comfortable Loop Nylon Sports Replacement Stretchy Wristband< /b >< br >< br > < b >Features:< /b >< br >< br >1. Personalise Your Watch: the elastic woven replacement band is the perfect combination of style and function. Personalise and decorate your Watch to make it unique and find your own style.< br >< br >2. Soft and Elastic Straps: Made from premium nylon material, the auxiliary wristband is soft, breathable, lightweight and comfortable. In addition, the elasticity allows for a snug fit on your wrist.< br >< br >3. Multiple Colour Options: The stretchy nylon band offers a variety of colors for options to match different daily outfits, occasions and moods. Also makes a great gift for family, friends etc< br >< br > < b >Flexible Size Adjustment:< /b >The Fitbit Versa 4 nylon loop bands have elasticity and can be flexibly adjusted according to the size of your wrist. Fit for 5.5''-9.8'' (140mm-250mm) large and small wrists for women men .< br >< br > < b >Compatible Models: < /b >Fitbit Versa 4 < br >Fitbit Versa 3 < br >Fitbit Sense 2< br > Fitbit Sense < br >< br >< b >Note: < /b >Please check if your watch model is compatible with the strap. < br >< br >< b >What you get: < /b >4 pack elastic nylon replacement band< b > (watch not included)< /b > < br >< br >