Yia Yia Grandma T-shirt (Best Ever) Mothers Day Gift Idea 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 Best Yia Yia Ever grandma apparel clothing gift idea for Mothers Day for your Greek grandmother. Our cute grandparents shirts make great gifts for a birthday, new grandma or Mother's Day. Lightweight, Classic fit, Double-needle sleeve and bottom hem