Two UTM-RT sample collection tubes, in connected sealed packaging, each containing a swab and sample collection media, in sealed and joined packets, by Copan, as used at the Royal London Hospital by the COVID-19 Genomics UK Consortium (COG-UK), a group of public health agencies and academic institutions created in April 2020 to collect, sequence and analyse genomes of SARS-CoV-2 as part of COVID-19 pandemic response, 2020-22.