Catch up with the latest team news ahead of this weekend's next three group rounds of the 2014 Premiership 7s.
Current champions Gloucester will be looking to get off to a perfect start when they face Bath, Exeter and London Irish at Kingsholm.
Harlequins, Wasps, Saracens and Northampton make up Pool C, while Newcastle, Leicester, Sale and London Welsh are in Pool D.
Cardiff Blues and Newport Gwent Dragons qualififed for the final, to be held on August 8, last Friday.
Gloucester: Sam Showering, Jacob Rowan, Dan Thomas, Bill Meakes, Sam Underhill. Rhodri McAtee, Aled Thomas (c), Lloyd Evans, Henry Purdy, Ollie Thorley, Callum Braley, Steph Reynolds
Reserves: Charlie Norman, Ben Vellacott
Bath: Max Northcote-Green, Tom Woolstencroft, Will Homer, Ifereimi Vuki, George Wacokecoke, Junior Bulumakau, Chris Cook, Ed Coulson, Rory Jennings, Max Clark, Olly Woodburn, Richard Lane
Exeter: Harry Ledger, Sam Simmonds (c), Joel Conlon, Stuart Townsend, Max Bodilly, Rob Coote, Adam Worth, Tom Dowding, Matt Eliet, Tom Hendrickson, Laurence May, Jamie Forrester
London Irish: Ross Neale, Ollie Adams, Max Berry, Connor Murphy, Scott Steele, Jonny Williams, Declan Williams, Simon Hunt, Ollie Curry, Paddy O'Grady, Cam Cowell, Harry Broadbent
Harlequins: Ollie Lindsay-Hague, Charlie Walker, Louis Grimoldby, Sam Stuart, Sam Aspland, Jack Maslen, Joe Marchant, Henry Cheeseman, Kieran Treadwell, James Chisholm, Alosio Yamoyamo
Wasps: George Eastwell, Ollie Lyons, Gus Jones, Tom Chapman, Tom Bliss, Ollie Evans (c), Tom Howe, Harry Sheppard, Harry Glover, Oskar Hirskyj-Douglas, Piers O'Connor, Charlie Dockery
Northampton:Josh Skelcey, James Fish, Glenn Dickson, Tim Cardell, Alex Woolford, Rory Hutchinson, Lewis Ludlam, Teimana Harrison, Phil Robinson, Sam Olver (c), Howard Packman, Harry Mallinder
Saracens: Samuel Joseph Odhiambo, Ian Stewart Minjire, Elliot Reeder, Ethan Waddleton, Darryl Dyer, Hayden Thompson-Stringer, Will Edwards, Tom Whiteley, George Perkins, Nick Hankin, Ewan Dickinson Earle, Dominic Morris
Newcastle: Sean Brown, Tom Catterick (c), Andy Davies, Chris Harris, Simon Hammersley, Ben Morris, Sean Robinson, Lee Smith, Dan Temm, Brian Tuilagi, Craig Willis
Leicester: Will Owen, Jake Farnworth, Tomi Jones, George Catchpole (c), Rhys Williams, George Tresidder, Josh Fowles, Andy Bulumakau, Phil Woodhead, David Williams, Oli Bryant, Dan Rundle.
London Welsh: Aaron Myers (c), Gerhard Wessels, Ben Frankland, Sam Egerton, Chris Levesley, Jono Woodward, Watisoni Vakalutulaki, Jamel Chisholm, Austin Beckett, Johnny Wehbe, Hamish Smales, Jamie Davies.