Phase 4 Base Layer Antimicrobial Shirt Size:Large Tan 499 Flat-seam and clean-seam off-the shoulder

Flat-seam and clean-seam off-the shoulder construction

Reinforced heel and toe zones boost durability

16% Polyester

it’s the perfect sock for trail runs

5% Spandex

Phase 4 Base Layer Antimicrobial Shirt Size:Large Tan 499 Flat-seam and clean-seam off-the shoulderAdvanced Performance, Built for Endurance Ideal for Tactical Training, Outdoor Adventure, Hunting, and Cold Weather Operations The Phase 4 Base Layer Zip Mock Shirt delivers elite level comfort and performance for those who train, work, or operate in demanding environments. Crafted from an 87% Acclimate Dry Polyester 13% Spandex Lycra blend, this mid weight layer provides superior moisture management, flexibility, and durability. The brushed interior