Our underwear comes in four sizes: S, M, L, and XL, with chest sizes corresponding to 29.1-30.7, 30.7-32.3, 32.3-33.1, and 33.1-33.9 inches, respectively. Waist circumference corresponds to 26.3-28.2 inches, 28.2-30.1 inches, 30.1-32 inches, and 32-33.9 inches, respectively. The lengths correspond to 24.5-25.5, 25.5-26.4, 26.4-27.4, and 27.4-28.4 inches respectively. For a pleasant shopping experience, please carefully read the size information before purchasing and choose the size that suits your own body shape