A selected variation attribute (e.g. size "500 ml").
Internal attribute name (e.g. "Milliliter").
Human-facing attribute label (e.g. "Größe").
Raw value (e.g. "500 ml", "25_l").
Localized display value (e.g. "500 ml", "2,5 l").
A selected variation attribute (e.g. size "500 ml").