Shiloh is a 5’10” mermaid, her tail is indigo and a deep purple. To cover her chests she wears seaweed and coral, she has black scales on her hands that also stay in her human form. 
Binx is a 19’1 merman with long dark hair in a low ponytail, his tail is red and indigo; the scales on his hands are deep purple. 
Shiloh is bisexual with a female preference, Binx is bisexual with no preference. 
Both siblings are smart and enjoy spending time underwater in their mansion 