Pure Cardistry Training Playing Cards is specially designed for the cardistry player. It’s composed of 7 pieces of sleek organic plastic blocks. The thickness is the same as the normal Bicycle Playing Card. 7 cuts and under can be used for the cardistry exercise. Excellent for practicing one-handed cuts. 1. The weight is moderate. The cutting edge passes through the special sanding treatment, so you can have a very strong control of the card. 2. The thickness is moderate. When you practice cardistry, it’s not easy to separate. 3. The playing card is washable, which is very convenient!Note: These training cards are blue, the card box is white.