Anyone know how this - Alan walker - Ahrix - Lensko type sound was made?

[Corlioni]

Hi folks...






I just wonder of anyone can tell me how this sound is made?... I have heard it in tracks by Alan Walker, Ahrix and Lensko... It's the high bending rubber note ( sorry best way I can describe it lol )... thanks.. seems to prominent in these 3 songs ( some stage or another )....

Thanks...




https://www.youtube.com/watch?v=mSLuJYtl89Y




https://www.youtube.com/watch?v=FjNdYp2gXRY


https://www.youtube.com/watch?v=60ItHLz5WEA