It is separated from the Sambia Peninsula by the Strait of Baltiysk. The spit consists of 10 to 12 m high marine sand, accumulated during three dune generations. The highest peaks of the Vistula Spit are Wielbladzi Grzbiet (49.5 m, 162 ft) on the Polish side of the peninsula and the smaller 25 m high shifting sand dune of Narmeln on the Russian side of the border.

The border between Poland (Pomeranian Voivodeship) and