Stompeez Peek-A-Boo Kitty Comes In Small, Youth Size, and Adult Size Small Size: Average Slipper Size 5-11 / Age Group: Walkers To Toddlers/ Slipper Sole Length: Up to 7-3/4in/ Foot Length: Up to 6-3/4in Youth Size: Average Slipper Size- 11.4-4 / Age Group: Small Kids to Tweens/ Slipper Sole Length: Up to 8-3/4in/ Foot Length: Up to 7-3/4in Adult Size: Average Slipper Size- 5-9 / Age Group: Teens to Adults/ Slipper Sole Length: Up to 9-3/4in/ Foot Length: Up to 8-3/4in Color: Stompeez Peek-A-Boo Kitty