Size Guide Seamless Support Briefs and Boxers

CUI WEAR SIZING GUIDES FOR SEAMLESS SUPPORT BRIEFS AND BOXERS 
  WAIST WAIST HIPS HIPS
UK SIZE INCHES CMS INCHES UP TO CMS UP TO 
S/M 26 TO 28 64 TO 73 36 TO 40 90 TO 100
M/L 30 TO 32 74 TO 83 40 TO 44 100 TO 110
L/XL 34 TO 36 84 TO 94 44 TO 48 110 TO 120
XL/2XL 38 TO 40 95 TO 104 48 TO 52 120 TO 130
2XL/3XL 42 TO 44 105 TO 114 52 TO 56 130 TO 140