Item Type: First Walkers
Season: Spring, Summer, Autumn
Gender: Baby Boy Girls
Size : Fit For 0-18 Months Baby
Size S= Recommended Age: 0-6 Months; Heel to toe Length:11 cm/4.33 inches
Size M= Recommended Age:6-12 Months; Heel to toe Length:12.cm/4.72 inches
Size L Recommended Age :12-18 Months; Heel to toe Length:13 cm/5.12 inches

The recommend age is just for reference, Please measure your baby's foot length to choose the right size for your baby because of the different measurement methods, there may be 0.5-1 cm of the allowable range error.
Besides there might be slight color deviation due to different displays.