Sony's TOUCH memory cards are, as their name suggests, tough and durable cards. They feature an IP57 rating, making them dust and water resistant. Sony claims the cards are 10x stronger than the CFexpress Type A standard. bend or break, and can survive drops of up to 24.6ft (7.4m). Additionally, they can withstand temperature extremes, X-rays, electrostatic environments, and intense UV light. All with a 5 year warranty.