Trunk Weatherstrip, one continuous strip of closed cell neoprene foam.  Most suppliers sell you 3 pieces ours is 1 length per car.

1955-1965 Rolls-Royce Silver Cloud I, II, III & Bentley S1, S2, S3 Standard Bodies

Note:  We have been a supplier to the Rolls-Royce & Bentley Motor Car Factory in Crewe England by contract since 1981 on many rubber seals and we are selected as a rare "Quality self assured supplier"  (they are accepted at the factory without inspections due to their quality).