CONTRACEPTIVE TOOL FOR BIRTH CONTROL AND PREVENTION OF VENEREAL DISEASE

摘要

PROBLEM TO BE SOLVED: To provide a condom which enhances a feel. ;SOLUTION: A resin condom which has fine wrinkles or irregularities is used. Three sizes S, M and L are set. A taper shape and one of the sizes are selected so as to prevent the condom from falling. Thereby, the use of the condom which constitutes a main constituent for a means which is effective in birth control and in preventing a venereal disease can be expanded.;COPYRIGHT: (C)2001,JPO