- 33% organic cotton, 33% azlon from soy, 34% nylon - Non-slip details soles, Stays on without leaving marks! - Modern baby & toddler color palette - Available in 0-12 Months, 12-24 Months, 3T  -  different Solid colors that easily mix and match different outfits   We did it! Keep tiny feet happy and outfit coordinated with babysoy's specially designed socks that actually stay on for more than three seconds.  We tested different elastic fibers and picked the one that will last wash after washes and stay at perfect tightness.  No more looking for that missing sock.  You're welcome mom and dad. Comes in three sizes for babies 0-24 months as well as toddler size 3T