<b>Product features:</b><br> <br>A good replacement strap for your 20 mm wide smart watch. The size can be adjusted according to the condition of each wrist. <br>Fits 5.5 "to 7.5" (140 mm to 190 mm) wrists.<br> <br>Soft silicone Watch Strap and Waterproof Anti-Allergy <br> <br>High quality silica gel colorful printing pattern, suitable for all kinds of occasions.<br> <br> <b>Compatible models:</b><br> <br> <br>Compatible with sm-r500 a Samsung Galaxy activity 40mm device<br> <br>Compatible with Samsung Galaxy activities2 40mm 44mm<br> <br>Compatible with Samsung Galaxy 42mm (sm-r810 sm-r815)<br> <br>Compatible with Garmin's pioneer 645 music<br> <br>Compatible with Garmin forerunner 645<br> <br>Compatible with Garmin vivomove HR sport<br> <br>Compatible with Garmin vivomove/vivoactive 3<br> <br>Compatible with Garmin vivoactive 3 Music<br> <br>Compatible with Garmin forerunner 245/ forerunner 245 Music<br> <br>Compatible with amazfit BiP/amazfit GTR 42mm (1909)<br> <br>Compatible with Samsung gear sport/gear S2 classic sm-r732<br> <br>Compatible with SUUNTO 3 fitness <br> <br>Compatible with Huawei 2 Watch<br> <br>Compatible with ticwatch e, ticwatch 2, ticwatch C2 Onyx, ticwatch C2 platinum<br> <br>Compatible with Seiko sndc87pd<br> <br>Compatible with within steel HR 40mm<br> <br>Compatible with all 20 mm wide lug watches (smart and traditional)