We will always combine shipping. If items are on sale, we will need to refund you within 24 hours. Shipping policy for domestic small items: The highest shipping plus 75 cents per lot. Larger domestic shipping items are the highest shipping plus $1.00 shipping. Large albums and heavier items vary. The product is a set of three used United States postage stamps from the 1901-Now period, specifically in the VF (Very Fine) grade. The stamps have not been certified, but are guaranteed to be authentic and of high quality. Made in the United States, these stamps are a valuable addition to any stamp collection, showcasing the rich history and culture of the country. Ideal for collectors looking for unique and well-preserved pieces from the United States.