Stay warm during the coldest months with the Vedoneire Thermal Trunk. Engineered for exceptional insulation, these trunks are the perfect base layer for winter sports, outdoor work, or any cold-weather activity. Crafted from a premium 50% Viscose and 50% Polyester blend, they offer a superior balance of natural softness and durable performance. The 1882 model features a specialized interlocking stitch construction, which creates tiny air pockets to effectively trap body heat while locking out the cold. The interior is finished with a heavy brush for an ultra-soft feel against the skin and maximum thermal retention. Designed for all-day comfort, these trunks include flatlocked seams to reduce chafing and a tag-free interior to prevent irritation. Functional details include a practical front fly opening, a reinforced gusset for longevity, and a soft self-Lycra waistband that stays in place without digging in. With a seamless side design and double-stitched hems, these thermal trunks are built to be flexible, hardwearing, and dependable in harsh conditions. Product Features: Advanced Thermal Insulation: Interlocking stitches trap air to provide a high-performance heat barrier. Heavy Brushed Interior: Provides a soft, fleece-like feel and extra warmth against the skin. Comfort-First Design: Flatlocked seams and a tag-free finish eliminate chafing and irritation. Lycra Waistband & Cuffs: Soft, self-fabric Lycra ensures a secure yet flexible fit. Practical Utility: Features a convenient front fly opening and reinforced gusset for durability. Side-Seam Free: Offers a smooth, streamlined fit that moves with your body. Style Code: 1882 Product Specifications: Brand: Vedoneire Product Type: Men's Thermal Trunk Style Code: 1882 Materials: 50% Polyester, 50% Viscose Size Guide: S (30-32"), M (33-35"), L (36-38"), XL (39-41"), 2XL (42-44") Care: Machine Washable