This is a symbol of baptism, which now saves you-- not the putting away of the filth of the flesh, but the answer of a good conscience toward God, through the resurrection of Jesus Christ,

 3:1-2 Likewise, you wives, be submissive to your husbands, so that, if there are any who refuse to believe the word, they may be won for Christ without a word because they have seen your pure and reverent behaviour. 