Ruby(89V43):6 inches(fairy form),99cm(kitten form),149cm(reg kraken form),157cm(dragon form),
Over 30ft tall(giant kraken form),149cm( young human form)

Amber(89K15):5.6 inches(fairy form),95 cm(kitten form),145 cm(reg kraken form),155 cm(dragon form),30ft tall(guant kraken form),145 cm ( young human form)

Amethyst(89Z41):101 cm

Chelsea the mermaid princess:146 cm(human and mermaid form),96 cm(young mermaid)

Mermaid Queen Nerissa: 187 cm(reg mermaid form), over 30ft tall(trident powered mermaid form)

Jade(Ruby,Amber and Puss' mom):
168cm(reg kraken form),over 35ft tall(giant kraken form),162cm(human form)

Warrior Queen Emerald:187cm(reg kraken form), 40ft tall(giant kraken from)

Carlos(44F55)(Ruby,Amber and Puss' dad):100 cm

Warrior King Diamond:193 cm(reg kraken form),over 40 ft tall(giant kraken form)