Soft Silicone Watch Band Replacement for POLAR A360 A370 Smart Watch - Green Sport style watch strap, modern and fashion Made of selected high quality silicone, breathable, flexible and durable Easy to install and remove A perfect choice for you to find an alternative strap for your watch Specification: Material: silicone Length size: 110mm+92mm Width: 21mm Suitable wrist circumference: 5.3''-6.4'' Compatible with: POLAR A360 A370 Package included: 1 x Soft Silicone Watch Strap Accessory only, device not included Size: 120-170mm (with watch)