Stone Glacier - Grumman Down Jacket AAE Ultimate Penetration: The 4mm slim

Ultimate Penetration: The 4mm slim profile enhances downrange accuracy and ensures deeper penetration on big game

Foot Box: 18"

but produces a fifth sound – an aggressive “growl” sound for gaining the attention of aggressive mature bucks

electric shock

Stone Glacier - Grumman Down Jacket AAE Ultimate Penetration: The 4mm slimDESCRIPTION: The Grumman Down Jacket delivers exceptional packability, warmth, and protection for the backcountry hunter in a truly ultralight package. Built with a Pertex Quantum shell and insulated with HyperDRY 850+ Fill Power DWR treated goose down, it remains one of the lightest and most technically advanced down hunting jackets available. This updated version features a refined face fabric using a dull yarn and a micro ripstop construction for