100% Polyester, Perfect 26th Birthday Gift Ideas for Men / Women. This 1998 26th birthday shirt makes a great gift idea for 26th birthday. 26 years old awesome vintage for dad, father, mom, mother, adult, mama, grandma, grandpa, papa, uncle, papaw, pops, pepaw, family., 26th Birthday party shirt. This vintage 1998 t-shirt is great for parties and celebrations for men or women turning 26 years old. Perfect gift for Birthday, Valentine, Mother's Day, Father's Day, Thanksgiving, Xmas, Christmas or any anniversary., 100% spun-polyester fabric, Double-sided print, Filled with 100% polyester and sewn closed, Individually cut and sewn by hand, Spot clean/dry clean only