New Balance Clothing Sizing Guide

Men's Sizing Guide
  Chest (in.) Waist (in.) Seat (in.)
XS 33-35 27-29 32-34
S 35-38 29-31 34-37
M 38-41 31-34 37-40
L 41-44 34-37 40-43
XL 44-48 37-41 43-46
XXL 48-53 41-46 46-50
XXXL 53-57 46-50 50-54

Women's Sizing Guide
  Chest (in.) Waist (in.) Hip (in.)
XS (0-2) 30-32 24-26 33-35
S (4-6) 32-35 26-28 35-38
M (8-10) 35-37 28-31 38-40
L (12-14) 37-40 31-34 40-43
XL (16-18) 40-44 34-38 43-47
XXL (20-22) 44-47 38-42 47-50

Youth Sizing Guide
US Size Height Chest Waist Hip
(in inches) (in inches) (in inches) (in inches)
4 39-41 24-27 17-19 30-31
XXS 5 41-45 25-28 19-20 31-32
6 45-46 26-29 20-22 32-33
XS 7 47-50 27-30 22-23 33-34
S 8 50-54 30-32 23-24 34-37
M 10/12 54-58 32-35 24-25 38-40
L 14/16 58-62 35-38 25-27 40-43
XL 18/20 62-67 39-40 27-28 43-44