... :125KHz, 13.56 MHz Item Name:Silicone RFID wristband/braceletMaterial:100% eco-friendly silicone materialLogo design:Embossed, Debossed, Silkscreen Printing, Color filled; Size:180mm, 210mm ... ,such as DHL,UPS,Fedex etc. By air, By sea Silicone RFID wristband with printing logo