Flexibility is one of the most important pain-free joint motions that necessary in games and sports. The idea of the present study was to recognize the nature of flexibility required for the performance of basketball and suggest a set of exercises to satisfy this purpose. At first, through a literature survey, consulting experts of the field and from the experience of own contribution in the game for a pretty long period, the exact nature and need of flexibility for the game of basketball was identified. It was understood that the flexibility of the ankle, hip, shoulder, trunk, and wrist was very essential for the purpose. The twelve (12) associated muscles around the specified joints were finalized. Eventually, a set of twelve exercises was prepared as a catalogue for developing the flexibility of basketball payers.