Low tack (easy to remove) 70gsm, 5cm paper sticker (recyclable, yaaay!) with the following finish:
 
Cardano is a third generation Proof of Stake blockchain, with a strong emphasis on transparency. 
 
The development team, composed of volunteers from over 150 universities as well as individual developers, uses the "Measure 10 to the power of N times, implement once" technique. In the faster-than-light environment that is the crypto-verse, Cardano can easily be seen as the slow moving turtle. 
 
It was named after Ada Lovelace, an English mathematician who made great advancements on the world's first computer. She was the first person to recognize that the machine had applications beyond pure calculations. Applications such as Pong.