Silicone Smart Watch Band for Polar M400 / M430, Adjustable Sports Wrist Strap with Installation Too

Silicone Smart Watch Band for Polar M400 / M430, Adjustable Sports Wrist Strap with Installation Tools - White Eco-friendly silicone material, resistant to wear and tear Ergonomically designed wristband, soft and comfortable to wear Multi-color for option, meeting different style need Classic metal pin buckle for easy wearing/taking off Multiple holes design for easy adjustment of size An ideal strap replacement for your old, broken one Specifications: Material: Silicone Wrist circumference: 5.5 - 7.8 inch Length: 99.9 + 145.5mm Width: 21.2mm Compatible with: Polar M400 / M430