"We must show the world that South Africans are no less angry at such crimes and make an equally loud statement of disgust, and protest in the streets, " he said.

BBC: Jacob Zuma (file photo)

The night before the protest, the Foreign Office took the unusual step of releasing a statement calling on the Iranian authorities to ensure that the British embassy was adequately protected.

BBC: Britain's Tehran fortress falls to rising Iranian ire

On Friday, Maxfield and Oberton launched a video campaign to help educate consumers about ongoing safety efforts, as well as "protest the actions of the Consumer Product Safety Commission, " it said in a statement.

CNN: Consumer safety panel sues magnetic toy maker