Sleeves: Mini DRAGON Shield (10) Purple Dragon shield is one of the most recognizable collectible card sleeves in the world Known for their strength, durability, and fantastic value, players and retailers know that Dragon shield sleeves truly are tough as scales. Dragon shield sleeves are designed to protect your gaming cards against the wear and tear of play use Dragon shield are tough polypropylene sleeves made to fit both casual and competitive play. For those in need of protection, either against the dark magic of an evil mage, or the everyday scuffle of intense card play, there is only one choice: Dragon shield.