Triboluminescent crystals emit light during mechanical stress for emergency signaling.

Harkila Mens Tyst Camo Insulated Jacket

Our Tyst Camo Insulated Jacket is made for the dedicated hunter seeking stealth, warmth and mobility. Its inspired by our classic Quintus Fleece Jacket, reimagined for 2025 with advanced materials and a focus on stealth. The jacket combines a tightly knitted high-loft fabric for wind resistance and silent movement, making it ideal for stealthy hunting. The jackets AXIS MSP Quantum camouflage blends seamlessly with autumn landscapes in dark earth tones, enhancing concealment. The jacket is filled with Thermo Poly Shield insulation and provides excellent warmth during long, stationary hunts. Silent, stretchable panels under the arms and along the sides allow unrestricted movement. Practical features include a 2-way zip with storm placket, radio pocket, front pockets and adjustable hem to complete this stealthy, warm and versatile hunting jacket. This jacket is designed to provide a snug fit that allows for optimal freedom of movement. We suggest wearing a baselayer underneath the jacket. If you plan to include a midlayer, we recommend opting for one size larger.

To see more from Harkila, visit our

Clothing Design Adapts To Various Conditions