TOPsic Compatible Vivosmart HR Strap, Soft Silicone Replacement Accessories Adjustable Wristband Watch Straps Designed for Smart Watch,Not HR+

【Note】: This strap IS NOT suitable for the watch if the beginning of the series number is: S / N 4JE / 4JF / 4VD. It fits for Vivosmart HR only ( NOT for Vivosmart HR + ). If your watch is a 4JE model, the installation method is special: you need to remove plastic housing that is around the button. 【Strap Length 】: Vivosmart hr watch strap fits wrist length 5.11"-7.67"(130mm-195mm),the size can be adjusted according to the circumstance of individual wrist. 【 Durable Material】: Vivosmart hr watch strap High-class silicone material makes the watch Lightweight and Water-proof; Compression molding process, sturdy and durable, the softness is moderate, wear very comfortable. 【 Packaging Included 】: 1-Pack Soft Silicone Strap for Vivosmart HR (No Tracker, Replacement Strap Only) + 2*Screwdrivers + 4* Screw nuts 【Lifetime Warranty 】: Unconditionally refund or resend vivosmart hr strap with any quality problems, life-time friendly customer service.