Those are handmade crochet Vans inspired baby booties They are wide fit and are made using 100% They can be washed in up to 90 degrees, although 60 degrees wash is preferable in order to prevent the shoes from loosing the original and vibrant colour.You can measure your baby?s foot in order to choose the perfect size:0-3months: 9cm 3-6months: 10cm6-9 months: 11cm-11.5cm If you wish a different colour of a shoe, message me for colour options.