usps first-class package

usps first-class package is an affordable shipping service provided by the United States Postal Service for small and lightweight packages. USPS First-Class Package is ideal for sending items such as documents, clothing, and small electronics that weigh under 15.99 ounces. This service offers delivery within 1-3 business days, depending on the destination, and includes tracking for most shipments. First-Class Package is often used by small e-commerce businesses because it provides a cost-effective way to send lightweight packages while ensuring reliable delivery times.