No PO Boxes for Fedex shipments. ALL SALES FINAL. NO RETURNS. Pet and smoke free home. Immediate payment pls. Shipping might vary/apply for AK/HI/PR and other states/regions outside the 48 lower. Please check with us before buying. A revised invoice can be requested if needed. The Columbia Midweight Stretch Long Sleeve Top is a highly versatile base layer that?s perfect as an undershirt in the winter or a standalone shirt in the spring or fall. This long sleeve shirt features Omni-Heat thermal lining that?s designed to reflect and hold in heat while its Omni-Wick technology wicks away perspiration to keep you dry and comfortable. The body forming fit, ergonomic seaming, flatlock construction and 4-way stretch all help keep you moving while its antimicrobial treatment prevents bacterial growth. Anytime Stretch Jersey polyester/elastane Omni-Heat thermal reflective Omni-Wick 4-way comfort stretch Antimicrobial treatment protects this shirt from bacterial growth Ergonomic seaming Flatlock Construction Performance fit Imported