Eco-R.P.E.T. Tech-Fleece: 60% Recycled Polyester (post-consumer recycled plastic) / 40% "Virgin" Polyester. A men's set-in-sleeve, longsleeve quarter-zip thermal pullover made from recycled polyester; a more environmentally friendly alternative. Features tonal flatlock stitching along the arm-hole seams, sturdy double-needle construction at the hem and cuff, and a left-arm/bicep accent credit-card zip pocket finished with flatlock seaming. This unbeatable thermal layer works hard as you play hard. This item is bluesign® safety; every component of this product meets the highest environment, health and safety standard.