RFID Wristband is used specially for Personal tracking, hospital application, water-proof, it can be allied to water. FID Wristband Silicone wristband is made of silicone. It is designed for applications which require resistance for waterproof and high temperature resist. The detail specification are as below:Material: SiliconAvailable Size: Inside diameter 65mm \ 74mmAvailable Color: Black, Red, ...