Image 1 of 1 (18 Months) Vintage 1994 Kansas City Chiefs Onesie Ansa Kids $20.00 Manufactured in 1994. Size 18 Months. Measurements: Armpit to armpit 9.5" / Top to bottom 16". Please note: minor staining throughout. Add To Cart Added! Manufactured in 1994. Size 18 Months. Measurements: Armpit to armpit 9.5" / Top to bottom 16". Please note: minor staining throughout.