100 warm up 4x100 free (w/fins) 2 m int 10x50 free (w/o fins) 1 m int 10x50 back (w/fins) 1 m int 1x100 (w/fins) 1x100 (w/o fins) 1x100 (w/fins) 1x100 (w/o fins) - all on 2 m int 100 warm down