GoToTags NFC Tag - Adjustable Silicone Wristband - NTAG213 - Blue - Regular Thickness - 10 Pack Includes 10 blue NFC wristbands with the GoToTags NFC symbol 240 mm L x 16 mm W adjustable silicone wristband Waterproof silicone housing protects the NFC chip inside 137 usable bytes of data; suitable for a url, text, small contact record or single action phone trigger Compatible with all GoToTags software and NFC-enabled phones