R-Tek Pro vests are made for warmth and layering--without adding extra bulk--thanks to stretch side panels. Produced using Low Impact Technology (L.I.T.A A ) which uses less dyestuffs, thermal energy and water for enhanced softness, performance and after-care quality.,7.1-ounce, 100% polyester R-Tek Pro fleece,88/12 poly/spandex side panels,Reverse coil zipper with chin guard,Zippered chest pocket,Front zippered pockets with zipper garages,Stretch binding at armholes and hem