RIO Flies Playing cards are a great gift item, and perfect for taking on fishing trips, or just playing at home with your fly fishing buddies. Each card highlights a unique RIO fly pattern along with a brief description of what the fly is designed for, or to do. The cards are made on 300gsm, smooth card stock, and measures 2.48" X 3.46" (63—88mm), and with 54 Cards in the pack, illustrating 14 unique RIO flies, there is plenty of good things to look at – even when you have a bad hand!