Martin Antheunisse is a Dutch craftsman who specialises in leather processing. After more than 30 years of experience, he has developed a new type of leather for Secrid: Dutch Martin. A leather with features and feel that is developed and manufactured exclusively in the Netherlands. The surface is transparent and natural thanks to the use of wax, oil and fat. The hard carnauba wax makes the leather water-repellent and scratch-resistant and gives it a natural shine that intensifies over time.
As long as the cards are in the aluminium Cardprotector, they are protected and wireless communication is blocked. If the RFID cards protrude 3 cm beyond the edge of the Cardprotector, the connection is weak but sufficient for short-distance communication. The colour of the article may vary slightly depending on the device used for navigation.