Shampoo bars are a popular, eco-friendly alternative to traditional liquid shampoos. Typically made with natural ingredients, these solid bars eliminate the need for plastic packaging, reducing waste significantly. Shampoo bars are concentrated, meaning a little goes a long way, making them both cost-effective and long-lasting. They often contain nourishing elements like essential oils, herbs, and natural surfactants, catering to various hair types and concerns. To use, simply wet your hair and rub the bar directly onto your scalp or hands, then massage to create lather. With their portability and sustainability, shampoo bar are perfect for travel and environmentally conscious consumers.