The effect can be performed of its own or combined with other escape effect, like Chain Release Handcuffs, or even a Substitution Trunk. No special escape skill is required, the secret is in the special props we supply. But practice is required to get the speed that enables you to make the escape in a quick and clean manner. We supply the custom made Canvas Mail Bag, 7 feet high and 3 feet wide, the special metal rod, padlocks, and full instructions.