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  • Grand National Apparel Inc.
    Grand National Apparel Inc.
    416.746.3511
    100 Marmora St Etobicoke, M9M 2X5  North York

    For over 50 years, Grand Slam has been a benchmark for quality and fashion. In 1951, it introduced its world-famous golf shirt with patented underarm gusset to allow for a full and even swing, beginning its heritage as North America’s true golf brand. Grand National Apparel Inc. was founded in 196…