A full range of Velcro Morale Patches for all of the SAF OCS Wings can be found here! There are a total of 12 wings in OCS inclusive of tri-service wings.
They are: Alpha, Bravo, Charlie, Delta, Echo, Foxtrot, Golf, Hotel, Sierra, Tango, Mids and Air.
Mids and Air Wings are for the Navy and Air Force Officer Cadets respectively.
Alpha, Delta = 7 x 7cm
Bravo, Charlie, Echo Tango = 7 x 8 cm
Alpha Alligator, Foxtrot = 7 x 5.7 cm
Hotel = 7.8 x 8 cm
Golf = 7.8 x 6.5 cm
Sierra = 6 x 7 cm
MIDS, Air Wing = 7.5 x 7.5 cm
Alpha Alligator = 7 x 5.7cm
C4I = 6.5 x 6.5cm