I don't think it can be a valentine if you give it to yourself. ;) I'll call it Hearts potholder.
here, on ravelry. It is knitted in the round (the other side is identical...'cept not so many mistakes)..so it is double thickness, very cushiony, and most places even more layers cause the inside looks like this;
It is not perfect but I think it is beautiful and I'll enjoy it for years.