The ArnoStore Waterproof Playing Cards are made of great PVC material and they will be one of your most valuable camping and travel items.Whether you're shuffling on land or in water, on a sunny afternoon or a rainy night, ArnoStore Waterproof Playing Cards provide you a great game experience.They're easy to shuffle but also difficult to slide.Unlike paper cards, the waterproof deck will not soak up humidity and get thicker and unusable.When they get dirty you can rinse them off.And they shuffle so much easier than paper cards.The cards have great flexibility and will last much longer than a standard paper deck.