Why are some of my Travellers unavailable for selection?

The lounge pass reward cannot be requested for a Traveller who is below 18 years old.

Lounge pass

Select language and location

China – the Chinese Mainland, Hong Kong SAR, Macao SAR and Taiwan Region
Hong Kong SAR - English
Chinese Mainland (China) - English
Taiwan, China - English
香港特別行政區 - 繁體中文
中国內地 - 简体中文
中國台灣 - 繁體中文

Africa
South Africa - English