Hello there,It is nice to write to you. This is Angelica from United States of America. I am interested in this style of 3M Littmann Cardiology Stethoscope Smoke Raspberry and in doing business with you.May I know more information about product such as:Plastic Type,Metal Type,Color,How long will it take to receive shipment by air?Thank you, and I look forward to hearing from you.How much per unit?What is the minimum?Thanks & RegardsAngelicaAngelica Hawkins Show More