You will find the classes are great on many levels:
Physically
You become more agile and fluid like water, your body becomes stronger. Strengthening of your muscles and your internal organs.
Mentally
you feel more relaxed, confident, focused, and aware.
Emotionally
you feel more connected to the world around you and balanced in yourself.
Energetically
you feel that you have boosted energy levels to put into your life and world around you.
Spiritually
you feel like you are more aligned to your true self and needs and in a community of like-minded people.