This is why you never get the size right in H&M | Marie Claire UK
H&M Shoe Size Chart: Are H&M Shoes Good? - The Shoe Box NYC
H&M Shoe Size Chart: Are H&M Shoes Good? - The Shoe Box NYC
Hm Vicyy Scarpette da Danza per Ragazze,Scarpe da Ballerina per Bambini,Mezza Punta Suola Spezzata,Classica in Pelle Scarpe da Ballerina : Amazon.it: Moda
Find your size
At least H&M are being honest about their vanity sizing. : r/fatlogic