Important information: The Skiopening offer has been provided by MTCH AG, Glattbrugg. Important information: The Skiopening offer has been provided by MTCH AG, Glattbrugg. Pre-contractual information for the traveler: Our offers are generally not suited for persons with restricted mobility. EU citizens are required to present a valid passport or identity card upon entering Austria. Minors under the age of 16 are required to present their own valid travel document (ID card or passport). Minors under the age of 15 are advised to additionally carry a written and certified declaration of consent from their parent or legal guardian. .