7- 10 days. Polaiya essence rotary sample can be used for 7- 10 days after activation. Polaiya is an international leading cosmetic brand. YEATION's high-quality raw materials, continuous innovation and discovery of scientific skin care technology, provide all consumers with scientific, safe and quick-acting cutting-edge scientific skin care solutions. Polaiya essence spinning sample has good quality, high cost performance and good after-sales service, which is deeply loved by everyone.