Tyogeephy Cinturino Compatible con Vivosmart HR, con cinturino in metallo fibbia fitness

Replacement strap for Vivosmart HR ONLY (NOT suitable for the watch if the beginning of the series number is：S / N 4JE / 4JF / 4VD / 4VB) Silicon construction and stainless steel watch buckle design provide a lasting protection. SIZE: Regular: 137-188 mm circumference Simple to install and remove, All needed tools:1 screwdriver and 4 screws are included.(NOTE:There are 2 hard plastic pieces on the original band that need to be removed prior to installing the new band . Once you take them off, the new band fits perfectly.) if there is any problems, just contact us and then we will offer a solution by replacement or refund immediately.