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.) which uses less dyestuffs thermal energy and water for enhanced softness performance and after-care quality. 12-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 Elastic binding at armholes and hem