Save up to 15% on eligible vehicles labelled Premium Special at participating SIXT locations, including the UK. Book by 19 December 2026 for rentals of 3–27 days. Eligible pickup windows: through 15 December 2026 with latest return 18 December 2026, or 7 January–6 March 2027. Use the official campaign page. Excludes vans, trucks, taxes, fees, surcharges and additional extras. Availability and rate conditions apply; no universal code supplied.