SECVEL - the"NEW and IMPROVED" card protection wallet 'Comfort' &ndash; Protection against RFID/NFC & magnetic fields - Gray (for 2 to 4 cards) Protect your data from unauthorised reading (if equipped with RFID/NFC technology) Protect the magnetic stripe from the most common magnetic dangers Protect against deformation due to heat (direct sunlight) Protect against bending (e.g. when in a hip pocket) Protect against scratches on the magnetic stripe and on the chip