Heliox ShirtOur premium offering in the base layers collection, the Heliox shirt (which perfectly pairs with the base layer pants of the same name), is all about multi season adaptability and comfort. Keeping it simple Keeping the design aesthetic unclouded allows the product to do all the talking. But dont be fooled by decorative overlock stitching elements along the front back waist and down the arms (the only real overlock stitching is done at the raglan