Hildasay is a 7,606 GT roll-on/roll-off ferry which was built by Astilleros de Huelva, Spain in 1999 as Leili for the Estonian Shipping Company.

She has a total of 1,057 metres (1,156 yd) lane capacity, which means she can carry 88 trailers, with provision for 12 passengers.

She is powered by two Wärtsilä 9R32 diesel engines, which produce a total of 7,400 kilowatts (9,900 hp), giving her a speed of 17 knots (31 km/h).

From 5–27 January 2005, Leili was chartered to Irish Ferries for use on the Pembroke - Rosslare routes.

[1] In July 2005, Varbola was sold to Elmira Shipping & Trading, Piraeus and renamed RR Shield.