2027 Burton [ak] Performance+ Socks The 2027 Burton [ak] Performance+ Socks bring [ak]-level performance to a midweight merino blend built for resort days, backcountry missions, and everything in between. Merino wool helps manage moisture and odor, while the stretch blend provides lasting support and helps the socks stay securely in place. Targeted padding, reinforced high-wear areas, and articulated left and right shaping add comfort and durability for long days in snowboard boots. Tech Specs Material: 47% merino wool / 40% polyamide / 9% polypropylene / 4% elastane Weight: Midweight Height: Over-the-calf Fit: Ergonomic, articulated left and right MotionFit Support: All-over elastic support and Sock Lock reinforcements help maintain a secure fit Cushioning: Padded channels help alleviate pressure and increase comfort Footbed: Quick-drying, odor-resistant polypropylene reinforced footbed Ventilation: DRYRIDE Ultrawick(TM) venting toe panels Comfort: Chafe-free link toe seam and low-profile welted cuff Performance: Merino blend helps manage moisture and odor while maintaining comfortable performance