Prices are in US Dollars (US$). YUBIKEY 5 NFC USD$59.50 YubiKey 5 Nano USD$58.50 YubiKey 5C USD$68.00 Security Key NFC by Yubico USD$33.00 YUBIKEY 5Ci USD$89.00 YubiKey 5C nano USD$78.00 YubiKey 5C NFC USD$68.00 YubiKey Bio – FIDO Edition USD$102.50 YubiKey C Bio – FIDO Edition USD$112.50 Security Key C NFC by Yubico USD$37.20