Sagami Original is extremely thin and merely 0.018 mm thick. It is 3-5 times stronger than a rubber condom. Sagami Original is made of Polyurethane (PU) and PU is an excellent transmitter of heat. It is odor-free. It is ideal for those allergic to rubber. The smooth surface of the Sagami Original provided a softer sensation during use. It is gentle on the body. Sagami Original is packaged in an easy-open blister pack. The packaging is clean, sanitary and includes plenty of lubricant.