Biomed products are cylinder-formed condoms, made from natural latex.Its length is 19 cm, including a 3 cm seminal vesicle on the top.There are 4 kinds of diameter of condom for customers to choose, they are big, middle, small, and x-small.The color can be natural, light red, purple violets, etc.The thickness can be standard,thin,ultra thin.The surface of condom can be plain, dotted, ribbed, dotted&ribbed, etc, added by methyl silicone oil , to enhance the pleasure during the course of using.