Huh hmh. "Please limit use to short periods of time on concrete or pavement-like surfaces, as this may wear out your booties’ soles prematurely. Keep in mind that these are soft-soled and not hard-soled footwear." kažu na Stonz stranici. Što znači da je definitivno za prve korake a ne za moju zebru trkačicu. Možda ipak da pokušam nabaviti Preschoolians čizmice?