Also Related To Profession Students Postgraduate Doing Master, Phd, Lab Technician, And Lab Safety Officer. Perfect Gift For Them Working On This Field. This Shirt Suitable For Scientist Working On The Laboratory Job In Industry, University On In Doing Research. Lightweight, Classic Fit, Double-Needle Sleeve And Bottom Hem Lightweight, Classic Fit, Double-Needle Sleeve And Bottom Hem 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