The small cups measure 2.5" all around, with a 1/8" hole in the bottom, the large cups measure approximately 3" in diameter.  The are versatile for toy making and foraging.  Add the pods to toys, hide treats or surprises in and just on their own.  They make a great sound if clanging together.  Suitable for all sizes of birds, attach them to the side of the cage for small birds with things hidden in it or hang them from toys for the larger birds.

The pack contains 6 pods.