... , black, etc. 4.Fast delivery Waterproof silicon wristband with high quality from China IC Options of RFID Wristband1) LF (125KHz): EM4100 ... Mifare1 S70,Mifare Ultralight,I-CODE2,TI2048,SRI512, etc.3) UHF (860 ~ 960MHz): UCODE GEN2,ALIEN H3,IMPINJ M4, etc ... and use, waterproof, moisture proof, shockproof, and resistant to high temperature2) Working temperature: -50°C~240°CPrinting OptionsLogo printing, ...