I concur with what has been said by the gents above here are a couple of examples of WW II period Canadian nets sporting period hessian and scrim it is very un-usual to see coloured hessian on a Canadian WW II period Mk II
Original WW2 Canadian Helmet Scrim?
Original WW2 Canadian Helmet Scrim?
And for further comparison Coloured Hessian attached to a Canadian late war knotted net on a post war 1953 dated BMB HSAT as used by the Canadian Airborne ready forces and or the MSF...
Original WW2 Canadian Helmet Scrim?

Regards Mark