Volleyball drill: warm-up with block and defend

- 1 throws the ball with block jump to 2 in the backfield
- 2 defends for himself and goes to the net
- 1 after the throw to the backfield
- 2 throws with block jump to 1, Etc.
VARIATION: instead of block: calm attack inside 3 meter
or: calm attack behind 3 meter
or: calm serve 6 meter line