Vincent van Hog's "Irises and Also a Hedgehog" 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 This Limited Edition Whimsical Hedgehog T-shirt is available in Men's, Women's, and child or youth sizes. Designed by Princess Penelope Pricklepants with help from her humans. This funny art Hedgie Lover's T is sure to bring a smile to many faces. Makes a great gift too! Lightweight, Classic fit, Double-needle sleeve and bottom hem