Adjustable Silicone Watch Band for Polar M400 M430 Smartwatch For Polar M400 M430 Bands Adjustable Watch Bracelet Silicone Smartwatch Band Features: 1.Designed for Polar M400 / M430 GPS Sports for Smart Watch. 2.Premium silicone, soft and comfortable wear. 3.Concise and fashion style beautifies your for image. 4.Snap in and out, easy to install and remove. 5.Full screen view, full access to all buttons and features. Specification: Material: high quality silicone Watch strap width: about 21.2 mm/0.83 inch Watch strap length: about 245 mm/9.65 inch Use: compatible for Polar M400/for M430 GPS Sports for Smart Watch Weight: about 16g Color: black,white,red,gray,orange,purple,dark blue,green(Optional) Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Silicone Replacement Wrist band for Polar M400/for M430 (the watch is NOT included) 1 x Tool 2 x Pin