Product description: Carabiner is derived from (Kara = Sky, Hisa = Feet, Legs) and is barefoot in Okinawa.The unique shape of these five toe socks is non-fingertips, so they are breathable, open and comfortable to wear.Feels like youre barefooting on the ground with your toes.Once you put it on, you will be addicted to the five-toe opening socks, this is a carabiner sock.