SeaKing Stores › 7mm shock cord - white - per metre 7mm shock cord - white - per metre £1.30 7mm shock cord - white - per metre. Kingfisher elastic shock cord. Price is per metre; quantity 5 means a continuous 5m length where available. Add To Cart Added! 7mm shock cord - white - per metre. Kingfisher elastic shock cord. Price is per metre; quantity 5 means a continuous 5m length where available.