Womens Memaw Shirt. I Never Knew How Much Love My Heart Could Hold 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 Memaw tshirt. Great Mother's Day t shirt for Memaw (Don't buy Cheap Chinese Copy Cats) Light Up Memaw's Day with this Unique Mother's Day Gift Lightweight, Classic fit, Double-needle sleeve and bottom hem