Schengen visa application processing fees — Travel offer (France/Greece/Czech Republic)

This billing line is used by the Smooth Travel website (smothtravel.com) to automatically generate a payment invoice within the "Travel Offer" (France, Greece, and Czech Republic only). It is hidden from the store and not ordered directly. Quantity = Number of Travelers. ⚠️ Do not modify this product via API (neither show_in_web nor price) — clearing the sales channels makes it unorderable (422). To change the price, create a new product.