●The grippers at sole of socks provide superb grip for fall prevention while walking running on slick surface such as wood floor,tile floors ●Material : 80%cotton+17%nylon+3%spandex.Medium thickness available all seasons ●Size and dimension details available see in 2nd figure, Great support for girls Infant baby toddler 2T 3T 4T 5T ●There are several with 12-designs in the package such as cartoons animals ruffles lace striped so thats favorite for baby girls ●Use of high quality knitted fabric is not torn or deformed to even wash by washing machine.