Keep Calm and Pretend it's on the Lesson Plan T-shirt tshirt 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 This fun Teachers Humor Keep Calm typography text design tshirt reads: "Keep Calm and Pretend Its on the Lesson Plan" in large capital white letters on a colored t-shirt background. It's a whimsical take on the famous Keep Calm and Carry On British poster. This tee shirt would make a fun gift for anyone in the education, school, college or university field: a teacher, teachers teaching assistant / TA, personal tutor, uni lecturer or professor. It could even be worn by a home-school parent who has taken on the role of "Teach" or chief educator. Intended as a funny, humorous tongue-in-cheek gift, it's meant to bring a knowing smile to the face of anyone experienced inworking within the world of teaching, where things don't always follow the plan! Lightweight, Classic fit, Double-needle sleeve and bottom hem