PRICES MAY VARY. Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Pull On closure Machine Wash 31st birthday vintage est. 1992 limited edition 31 birthday, great design in 60s 70s color scheme with distressed fond. Vintage est. 1992 limited edition, awesome retro design for him and her, born in 1992. Lightweight, Classic fit, Double-needle sleeve and bottom hem