Needful Things has a lot of system avatars, clothing, etc. Camballa has a lot of beautiful clothing as well that will fit. R&M Creations also has stuff. You may find some things at Littlefield as well.
hg.osgrid.org:80:R&M Creations
pangeagrid.de:8002:Needful Things
soul-grid.de:8002:Camballa
lfgrid.com:8002:Littlefield
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