The IXXI cards are made from Synaps, a high-quality synthetic matte material. This material is 0.3 mm thick and is tear-resistant, moisture-resistant, UV-resistant*, ensuring a long lifespan.
Furthermore, an IXXI is completely free from toxic substances and 100% recyclable.
*However, it's possible that the print may discolor over time when exposed to UV light frequently. Planning to hang your IXXI outdoors? You can read more about it here.