This forces prospects to visit the product's site and select a mix, in place of only including the default a person on the cart. Note that solutions with no blend will nevertheless have an "Insert to cart" button inside the group page. Correct implementation: Assure hreflang tags are appropriately carried https://addons.prestashop.com/de/seo-suchmaschinenranking-optimization/30904-automatische-hreflang-tags-und-kanonische-tags-seo.html