European size 29. Approximately equivalent to size 10. Crafted with leather inside and out. Umi is exclusively a children's footwear company. The Umi founders and product development team bring over 80 years of combined experience to the brand, including work with well-known upscale retailers and European footwear brands. All Umi products are developed according to the unique needs of the growing child's foot and are manufactured of the finest materials and to the highest standards. Umi shoes are handcrafted with one goal in mind: to promote healthy development of children's feet. Features such as cushy comfort insoles, flexible outsoles and breathable materials are just a few of the Umi product attributes that keep children's feet healthy, happy, and moving in the right direction.