Hello,
let me offer you my prestashop skills.
I can help you fix your combinations in your prestashop pruduct page. I fixed similar issues many times.
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I work daily with prestashop over 5 years. I know prestashop from top to bottom. I am familiar with every aspect of this eshop system. Prestashop settings, tweaking, modifiing core and theme files, custom module development, you name it.
You can also check many of my positive reviews here on freelancer.
Thank you for your time.
Best Regards,
Jarda