Please share your site URL, So I will check and provide a solution here.
If helpful then please Like and Accept Solution. Want to modify or custom changes on store Hire me. - Feel free to contact me on firstname.lastname@example.org regarding any help Shopify Expert | Skype : bamaniya.sky PSD to Shopify | Shopify Design Changes | Shopify Custom Theme Development and Desing | Custom Modifications In to Shopify Theme | SEO & Digital Marketing
The double add to cart is only showing up on one product. I tried an options app that didn't work out and I believe that is the problem, but when I tried to edit the code I could not find the double cart . . . not that great at liquid.