A3 Alpha Jacket Alt 1

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Inspired by the US M-43 Field Jacket, the HELIOS Alpha Jacket fuses timeless design with modern performance. Designed for those on the move, the Alpha Jacket is optimal for high exertion activities in frigid environments. Can be used as a mid or outer layer. Engineered with Polartec® Alpha® insulation, this jacket provides unrivaled dry times, compressibility, and breathability.

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Product Details


  • Two external hook and loop chest pockets
  • Internal zippered chest pockets
  • Highly breathable insulated jacket with stowable hood
  • DWR treatment sheds light rain and snow
  • Left and right ergonomically positioned hand pockets enable access while wearing a harness or pack
  • Pull tabs on zippers for improved grip


  • Polartec® Alpha® Synthetic Insulation
  • Breathable Ripstop Nylon Shell