No. You should advice her to wear hijab and not show her adornments to non mahrams. You must not help her in that.

My sister who doesn’t wear hijab asks me sometimes to die her hair brown color or other and I do so. I wonder is it permissible for me to do so?

Uncategorized, Women clothing | September 1, 2014 2:04 pm
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Is it bad to talk during athan and important to cover the head for ladies?
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If someone distribute souveniors and or gift items such as wallets, pens, usb keychains, etc with his company name embosed on them in order to promote his business with clear intention of getting business, does it fall into the category of rishwat (bribe)?