A new survey says that 10% of men will keep this for over 10 years, while women will hold onto this for 5 years. What is it?

A new survey says that 10% of men will keep this for over 10 years, while women will hold onto this for 5 years. What is it?

A new survey says that 10% of men will keep this for over 10 years, while women will hold onto this for 5 years. What is it?
Ans: Their underwear