WATCH: The 1000-Piso Polymer Banknote Features This new banknote strengthens the BSP’s efforts to respond to pressing public health and safety concerns due to the COVID-19 pandemic, promote environmental sustainability, and deter counterfeiting. Polymer bills can be sanitized with less risk of damage, making them a more hygienic alternative to paper banknotes. According to studies conducted by other countries, polymer banknotes have a smaller carbon footprint as their production requires less wa