Comfortable slip-on in a velvet goat material with fine perforation on the front. HASSIA - Premium Comfort since 1884. This model is equipped with a Vario-Comfort insert and is therefore suitable for loose inserts. Our leather-lined shoes are fully lined with high-quality lambskin to give you a pleasant foot climate. Our premium equipment is rounded off by the use of exclusive and high-quality materials in all processes of production.