Size Guide

Size Guide

If your size is Sold Out, please let us know via the product page or Contact Us! No obligation to buy it later…we’re just happy to know when something is missing! 

We recommend you select clothes based on your pre-maternity size or one size up if you feel you gained more weight than average. 

Please read our Size & Fit recommendations for each item as models may vary in fit.

Please Contact Us if you are not sure about your size, we LOVE to hear from you!

Clothing International Size Chart:

Smart Mother Size XS S M L XL XXL
US 4 6 8 10 12 14
Japan 7 9 11 13 15 17
UK/AUS/NZ 8 10 12 14 16 18
France/EU 36 38 40 42 44 46
Italy 40 42 44 46 48 50
Russia 42 44 46 48 50 52


Panties Hips Size Chart:

Smart Mother Size XS S M L XL
Hips in Inches 34 36 38 40 42
Hips in Centimetres 85 90 95 100 105


Bras International Size Chart:

Smart Mother
EU/Japan
UK US FR IT AU/NZ
65B 30B 30B 80B 0B 8B
65C 30C 30C 80C 0C 8C
65D 30D 30D 80D 0D 8D
65E 30DD 30DD/E 80E 0DD 8E
65F 30E 30DDD/F 80F 0E 8F
65G 30F 30G 80G 0F 8G
65H 30FF 30H 80H 0FF 8H
Smart Mother
EU/Japan
UK US FR IT AU/NZ
70B 32A 32B 85B 1A 10B
70C 32C 32C 85C 1C 10C
70D 32D 32D 85D 1D 10D
70E 32DD 32DD/E 85E 1DD 10E
70F 32E 32DDD/F 85F 1E 10F
70G 32F 32G 85G 1F 10G
70H 32FF 32H 85H 1FF 10H
Smart Mother
EU/Japan
UK US FR IT AU/NZ
75B 34B 34B 90B 2B 12B
75C 34C 34C 90C 2C 12C
75D 34D 34D 90D 2D 12D
75E 34DD 34DD/E 90E 2DD 12E
75F 34E 34DDD/F 90F 2E 12F
75G 34F 34G 90G 2F 12G
75H 34FF 34H 90H 2FF 12H
Smart Mother
EU/Japan
UK US FR IT AU/NZ
80B 36B 36B 95B 3B 14B
80C 36C 36C 95C 3C 14C
80D 36D 36D 95D 3D 14D
80E 36DD 36DD/E 95E 3DD 14E
80F 36E 36DDD/F 95F 3E 14F
80G 36F 36G 95G 3F 14G
80H 36FF 36H 95H 3FF 14H
Smart Mother
EU/Japan
UK US FR IT AU/NZ
85B 38B 38B 100B 4B 16B
85C 38C 38C 100C 4C 16C
85D 38D 38D 100D 4D 16D
85E 38DD 38DD/E 100E 4DD 16E
85F 38E 38DDD/F 100F 4E 16F
85G 38F 38G 100G 4F 16G
85H 38FF 38H 100H 4FF 16H
Smart Mother
EU/Japan
UK US FR IT AU/NZ
90B 40B 40B 105B 5B 18B
90C 40C 40C 105C 5C 18C
90D 40D 40D 105D 5D 18D
90E 40DD 40DD/E 105E 5DD 18E
90F 40E 40DD/F 105F 5E 18F
90G 40F 40G 105G 5F 18G
90H 40FF 40H 105H 5FF 18H