All blouses are readymade and stitched to standard Indian sizes. Measure your bust in inches to find your size: 32 (XS), 34 (S), 36 (M), 38 (L), 40 (XL), 42 (XXL), 44 (3XL), 46 (4XL). If between sizes, size up. All blouses have approx 1 inch allowance.