Check the listing for details. Seeland Hawker Advance Jacket. Condition: New with tags. Listed at 334.32 USD. The Seeland Hawker Advance jacket is a technical shell jacket designed for the shooter who is not afraid of difficult terrain and bad weather. It is for the shooter who is looking for well-designed, lightweight, low-noise jacket that is suitable for all kinds of active stalking. The Hawker Advance jacket features a windproof and waterproof SEETEX membrane, and reinforced seams that are taped inside and out. This is a jacket to withstand any weather conditions. The jacket is close-fitting, and both the fabric of the jacket and the membrane are stretchy. This means the jacket follows your movements, whether you are stalking in dense undergrowth or clambering up steep slopes. Inside, the jacket is lined with soft, honeycombed polyester. The honeycomb structure allows air and moisture to circu.