round 1 ball a string of 10cm round 3 balls a string of 10cm round 5 balls a string of 10cm round 8 balls a string of 10cm round 10 balls a string of 10cm round 1 ball a string of 12cm round 3 balls a string of 12cm round 5 balls a string of 12cm round 8 balls a string of 12cm round 10 balls a string of 12cm rectangular 1 ball a string of 10cm rectangular 3 balls a string of 10cm rectangular 5 balls a string of 10cm rectangular 10 balls a string of 10cm

the marked size is the diameter of the ball.