These lonantha air plants are real live plants, that require no soil and minimal care.
The pink and purple urchin shells measure about 1.5 inches wide and 1 inch tall and the sputnik urchin is slight larger at up to 2 inches wide and 1 inch tall. The Ionantha air plants are about 1.5 inches tall. No glue or filler needed. The air plants fit perfectly in these cute little shells.