It's about one-fifth as big as a Tennis Ball.
In other words, 560 drops is 0.1778 times the size of a Tennis Ball, and the size of a Tennis Ball is 5.624 times that amount.(ITF Standard; for Type 2 ball)
It's about one-tenth as big as a Baseball.
In other words, 560 drops is 0.133095949 times the size of a Baseball, and the size of a Baseball is 7.513376684 times that amount.(MLB rules)
Per Major League Baseball rules, a baseball must measure between about 4,034.666832 drops and 4,380.315052 drops. A major league pitcher can throw a baseball at up to 150 kph (91 mph) in a fastball pitch.
It's about one-tenth as big as a Baseball (packed).
In other words, 560 drops is 0.085181407 times the size of a Baseball (packed), and the size of a Baseball (packed) is 11.739651 times that amount.(64% packing density) (MLB rules)
It's about one-fifteenth as big as a Blood Donation.
In other words, the size of a Blood Donation is 20 times 560 drops.(American Red Cross donation volume)
It's about one-twentieth as big as a STARBUCKS Venti Coffee.
In other words, the size of a STARBUCKS Venti Coffee is 21 times 560 drops.
It's about one-sixtieth as big as an Ostrich Egg.
In other words, 560 drops is 0.01716 times the size of an Ostrich Egg, and the size of an Ostrich Egg is 58.28 times that amount.(Struthio camelus) (for common ostrich; average)
It's about one-one-hundredth as big as a Human Stomach.
In other words, the size of a Human Stomach is 100 times 560 drops.(human; adult)