A few years back 1 FTS consisted of 1 Sqn and 2 Sqn (not real Sqns but FTS Sqns). 2 Sqn are the blue badges. I was in 1 Sqn and the badges (not shown) were blue/red/yellow.
Sometime in the 2000s these because 72 and 207 Sqns. The red and yellow badges are 207. 72 will shortly reform at Valley.
BV