This forces prospects to visit the products's website page and pick a mixture, rather than only incorporating the default a single into the cart. Be aware that merchandise without having mixture will continue to have an "Include to cart" button from the classification webpage. You may use the Hreglang Tag https://addons.prestashop.com/de/seo-suchmaschinenranking-optimization/30904-automatische-hreflang-tags-und-kanonische-tags-seo.html