Companies have a duty to inform customers clearly about any changes to packaging, said Junqueira. Fines can range from 212,820 reais to 3.2 million reais if producers deliberately mislead customers, she said.
Sao Paulo Procon is still investigating whether there's evidence of "cartel-like behavior," especially from toilet roll makers. "That's a serious crime," she said.
Klabin Kimberly said it started packaging some products, including Snow Neutral and Snow Protection, in 30-meter rolls in May after research showed consumers liked the 30-meter rolls, which use a new paper technology.
The company said it now plans to keep selling its rolls in the 40-meter format alongside the new 30-meter versions.
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