A participant wears a costume made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)

A participant wears a costume made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)

A participant wears a costume made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)

A participant wears a costume made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)

A participant wears a costume made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)

Participants wear costumes made by recycled material in the green fashion campaign during the scouts festival, in Jakarta, Indonesia, Nov. 24, 2019. (Photo by Veri Sanovri/Xinhua)