CONTAINS: 52 of the most effective dynamic and static stretching exercises on large suited and numbered playing cards. Perfect for pre-workout warm up and post-workout cool down. No additional equipment is needed. IMPROVE FLEXIBLITY SAFELY: No planning or preparation. Shuffle the deck and deal yourself a stretching routine or play a Flexibility Stack 52 card game. Visit our website for free game ideas or modify your favorite card game into a stretching program! EASIEST WAY TO LEARN STRETCHING EXERCISES: Each card has a diagram and description that explains how to perform the stretch. Scan the QR code with a smartphone or tablet to watch a quick video demonstration of the stretch. FUN & MOTIVATING: Games and competition make stretching fun! Play by yourself or compete with your friends! No more boredom. There are 52 different stretches and endless game possibilities.