BVD Instant Warm with Fleece Soft Khaki GRID-TEC Undershirt, High-Neck Long-Sleeve T-Shirt Lining, Thumbholes, Warm, Moisture-Wicking, Stretch,

Instant warmth with GRID-TEC fleece lining and stretch for instant warmth The inner grid structure provides excellent heat retention (brushed finish) and moisture wicking.