RegularRegular describes a well-proportioned body 5'4"-5'7" tall, with hips slightly larger than bust.PetitePetite, at 4'11"-5'3" tall, is not only shorter but also proportioned smaller, scaled down in shoulder width and sleeve length.TallTall, at 5'8"-6'0", accommodates long torsos. Body length increases 1 1/2" and sleeve length increases 1" from our Regular fit.16W - 26WWomens 16W-26W is proportioned to flatter full-figured women 5'4"-5'7" tall. Compared to our Size 16, Size 16W is 2" larger in the bust, waist and hip. Arm girths are larger. Shoulder widths are shorter.