Transmissiveness of sexual diseases with condoms are subject to proper handling, proper usage of product, absence of tears, within the expiry limit.

98% Protection from Condoms for Specially transmitted infections which spread through blood like HIV , chlamydia and gonorrhea infections. But Some Sexually transmitted infection spread through Skin to Skin  like herpes, Syphilis and genital warts . 1,Read the package and check the expiration date of Condom 2,make sure there are no tears or defects of Condom 3,store condoms in a cool, dry place of Condom 4,use latex or polyurethane condoms. 5,use water-based or silicone-based lubricant to prevent breakage 6,use lubricant to prevent breakage. DON’T store condoms in your wallet as heat and friction can damage them. DON’T use nonoxynol-9 (a spermicide), as this can cause irritation. DON’T use oil-based products like baby oil, lotion, petroleum jelly, or cooking oil because they will cause the condom to break. DON’T use more than one condom at a time. DON’T reuse a condom

Usually sexually transmitted diseases are not contracted if condom is used properly

If used properly