(GUNZE) GUNZE Children's Underwear (Boys') Running Pique Fabric Antibacterial and Deodorizing 2-Pack

SIZE:100 Chest circumference (Manufacturer's stated size): 49cm ~ 55cm SIZE:110 Chest circumference (Manufacturer's stated size): 53cm ~ 59cm SIZE:120 Chest circumference (Manufacturer's stated size): 57cm ~ 63cm SIZE:140 Chest circumference (Manufacturer's stated size): 65cm ~ 72cm SIZE:150 Chest circumference (Manufacturer's stated size): 70cm ~ 78cm SIZE:160 Chest circumference (Manufacturer's stated size): 76cm ~ 84cm