ADULT onezy XL for a medium tall person. 100% polyester fleece one piece with zippered front and hood.  Neck, 24"; hood is 18" half circumference wide; shoulder to bottom leg cuff, 64"; inside seam, 34"; shoulder to shoulder, 24"; armpit to armpit, waist and hips, 26"across; 52(circ)".  This is for a medium big person.