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With a design specifically made to thrive in the backcountry, the Burton AK 3L GORE-TEX Pro Tusk Jacket has highly technical features to make your next off-piste adventure the best one yet. With an articulated fit that ensures a high level of mobility and flexibility so you can boot pack or work up the skin track fluidly, the Tusk features a premium 3-layer GORE-TEX Pro lamination that's guaranteed to keep you bone dry.
GORE-TEX Pro Shell 3L
GORE-TEX Pro – GORE-TEX Pro is GORE's toughest material designed for dedicated enthusiasts and outdoor professionals alike. It's engineered for rugged use in the harshest weather with maximum waterproofing, breathability, durability, and temperature regulation on the skin track or boot pack.
New Micro Grid Backer – Now developed with solution dyeing. The specially woven lining protects the membrane from abrasion on the inside, and slides easily over layers meaning you can move freely. The low denier backer is still highly breathable and robust, without adding excessive weight.
Regular Articulated Fit – A performance oriented, articulated fit with cutlines and patterning engineered to mimic the body’s natural flex while riding and hiking. The result is a higher degree of mobility that enhances the function‑first design and style of [ak].
Radio Mic Access Zipper and Webbing Loop and Radio Mic Loop at Collar
Utility Loop Inside Chest Pocket
Interior Power Mesh Climbing Skin-compatible Dump Pockets.
Zippered Chest Pocket
Zippered Hand-Warmer Pockets
Zippered Sleeve Pocket with Detachable Tethered Scraper
Pit Zip™ Vents
StormForm Fulltime Contour™ Hood with Cohaesive™ Embedded Cinch and Hood Length Adjustment – No two heads are alike, but the new design of the StormForm Hood masters the many elements of protection and fit precision. The contoured shape fits perfectly over helmets and integrates seamlessly with goggles, while still allowing space for neck gaiters and clavas. Enhanced biomechanics move rotationally without creating frontside or backside blind spots.
Two-way Front Zipper
Articulated Pattering for Mobility
Backpack-friendly Design
RECCO® Reflector and Reflective Details
YKK® Water Resistant Zippers
bluesign® Product – bluesign® materials are responsibly crafted in manufacturing processes that manage natural resources efficiently, produce cleaner air and water emissions, and use only chemicals that are deemed safe for people and planet.
Breathability Rating (g) | Breathability Level | Activity Level |
0 - 10000 | Low to moderate breathability | Resort skiing & snowboarding / walking / low intensity activity |
11000 - 15000 | Moderate breathability | Resort skiing & snowboarding / hiking / moderate intensity activity |
16000 - 20000 | High breathability | Backcountry skiing & snowboarding / backpacking / moderate to high intensity activity |
21000+ | Very high breathability | Backcountry skiing & snowboarding / biking / high intensity activity |
When the snow starts nuking nothing beats the Burton AK 3L GORE-TEX Freebird Bib Pants to keep you comfortably shredding all day. Constructed with ultra lightweight 3-layer GORE-TEX fabric, the Freebird Bib Pants bring top end weather protection to a backcountry capable design incorporating stretch panels for mobility on both the hike up and the ride down. Large thigh vents allow you to rapidly dump heat, and an accessible beacon pocket is the perfect solution for anyone struggling with an uncomfortable harness. Uncompromising performance and classic Burton style, the Freebird Bib Pants bring the best of the best to the table.
Stretch Nylon 30D Plain Weave Fabric Blocked with Stretch Nylon 78D Plain Weave Fabric
bluesign® Approved – bluesign® materials are responsibly crafted in manufacturing processes that manage natural resources efficiently, produce cleaner air and water emissions, and use only chemicals that are deemed safe for people and planet.
GORE-TEX 3L – Burly and tough, this premium waterproof breathable material is made to handle everything the mountain dishes out.
Relaxed Fit – This looser fit offers plenty of room for ease of mobility, comfort, and layering.
Adjustable Velcro Suspenders
Internal Waist Adjustment
Zippered Chest Pockets with Built-In Device Pocket and Media Port
Zippered Back Pockets
Zippered Handwarmer Pockets
Beacon Loop in Wearer's Right Pocket
Secure Cargo Pockets
Mesh-Lined No-Snag Test-I-Cool™ Vents
Exterior Thigh Vents
Crossflow Venting™ Thigh Vents
Fully Taped Seams with GORE-SEAM® Tape – GORE’s unique seam sealant tape seals each and every seam to provide a completely waterproof and liquid resistant fabric.
Triple Needle Reinforced Inseam
Crotch Gusset for Mobility
RECCO® Reflector
Stretch Fabrication
YKK® Water Resistant Zippers
Anti-Scuff Cuffs – Cuffs reinforced with durable Cordura® fabric and contoured shaping for added abrasion resistance.
Cuff Elevators – Pull on the hidden ripcord or use the snaps located on the back of the pant leg to elevate your cuffs and protect them from nastiness and abrasion. Featured on all men’s and women’s Burton pants.
Breathability Rating (g) | Breathability Level | Activity Level |
0 - 10000 | Low to moderate breathability | Resort skiing & snowboarding / walking / low intensity activity |
11000 - 15000 | Moderate breathability | Resort skiing & snowboarding / hiking / moderate intensity activity |
16000 - 20000 | High breathability | Backcountry skiing & snowboarding / backpacking / moderate to high intensity activity |
21000+ | Very high breathability | Backcountry skiing & snowboarding / biking / high intensity activity |
Warmth | Description | Ideal Conditions |
Shell | Outer shell with no insulation. Pair with base layers and mid layers to fine tune the level of warmth required. | Variable |
Warm | Light insulation. Use additional base or mid layers to add warmth when temperatures drop. | 20° - 35° |
Warmer | Moderate insulation. Suitable for cold conditions. | 10° - 25° |
Warmest | Heavy insulation. Designed to keep you comfortable and protected on the coldest days. | Below 15° |