cant scare me I am a Mechanical Engineer Halloween T-Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat You cant scare me I am a Mechanical Engineer Halloween Amazing Designs You cant scare me I am a Mechanical Engineer Halloween Lightweight, Classic fit, Double-needle sleeve and bottom hem