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Seirus' exclusive Dynamax - dual density, micro Denier Thermax. More stretch. More warmth. More wicking. More wind block and still thin

4-way stretch comfort
Micro brushed inner
Flat seam construction for a sleek, comfortable fit
Wind resistant
Ultra-thin, ultra stretchy
Lightweight, warm, wicking
Snug form-fit design

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Dynamax Skull Liner(One Size / Black)

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