The "high neck" you want is called a "Mandarin Collar", and as Thundercactus said, you'll find it on modern, ACU-styled uniforms.
Army Issue on Lakeshore @stavebank would definitely be a good place to investigate, but its on the periphery of the GTA, and I'm not sure how far you're willing to travel.
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Not for glory, nor riches, nor honours, but for freedom alone, which no good man gives up except with his life.
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