If you have a homeowners or renters insurance policy, you're most likely already covered for loss of personal items stolen from your car. (allianztravelinsurance.com)
Pair any kind of item you stole from the boyfriend (a hat, printed shirts, bags) with super flirty items to keep it lady like. (escapesweetest.com)
The coverage travels with you, and can even cover items stolen from your car. (effectivecoverage.com)