Whether youre out in the wilderness or on the job, staying warm and comfortable is a must. Thats Filson created the waffle thermal. This waffle knit shirt traps a layer of air between the fabric and your skin for enhanced breathability and insulation. Made with heavyweight Peruvian cotton, the waffle thermal has a soft feel thats comfortable to wear under a shirt or jacket. The rib-knit cuffs complement and stay in place for easy layering so you can layer up, or wear it as. The mens crew neck waffle thermal shirt makes both a great base layer or casual long sleeve shirt for day-to-day wear

• Waffle-knit texture suspends the fabric above the skin
• Rib-knit cuffs and collar
• Bar-tack-reinforced side-seam slit
• Made with soft Peruvian cotton
• Machine-washable