Squads:

Glamorgan: Alex Horton, Chris Cooke, Henry Hurle, William Smale, Billy Root, Colin Ingram, Eddie Byrom, Sam Northeast, Kiran Carlson, Asa Tribe, Callum Nicholls, Benjamin Kellaway, Daniel Douthwaite, Zain ul Hassan, Tom Bevan, Hayden Kerr, Ned Leonard, Imad Wasim, Asitha Fernando, Timm van der Gugten, James Harris, Andy Gorvin, Ben Morris, Jamie McIlroy, Mason Crane

Middlesex: Stephen Eskinazi, Jack Davies, Joe Benjamin Cracknell, Kane Williamson, Leus du Plooy, Max Holden, Sam Robson, Ben Geddes, Aaryan Sawant, Josh De Caires, Luke Hollman, Ryan Higgins, Nathan Fernandes, Sebastian Morgan, Blake Cullen, Henry Brookes, Josh Little, Tom Helm, Toby Roland-Jones, Zafar Gohar, Noah Cornwell, Ishaan Kaushal, Naavya Sharma