Please note: The following information is intended for use as a general guideline. Sizing and fit may vary somewhat by brand.

Big and Tall Men's Size Guide
Size   Height (in) Max Weight (lb) Max Chest (in) Max Waist (in)
X-Large (42-46) 5'9"-5'11" 220 46" 42"
XX-Large (52-54) 5'9"-6'1" 260 52" 46"
Plus (50-52) 5'11"-6'1" 280 42" 21"
OSFM (42-46) 5'9"-5'11" 185 44" 38"
Women's Plus Size Guide
Size   Height (in) Max Weight (lb) Max Chest (in) Max Waist (in)
X-Large (14-16) 5'8"-5'10" 190 47" 39"
XX-Large (24-26) 5'8"-5'10" 220 50" 44"
Plus (18-22) 5'8"-5'9" 190 47" 39"
OSFM (8-12) 5'8"-5'9" 140 38" 30"