FITEXTREME 5 Pairs Boys Girls Unisex Casual Non Slip No show Boat Line Socks Set Cotton / Polyurethane Imported Item includes 5 Pairs (1 Pairs per each Color), Compatiable for Both Boys and Girls Color Fashion No show Liner Socks, Silicon on the Inner Heel and Bottom, Non Slip !! Size Guide / The length of foot (1cm = 0.39") : S- 13~16cm (5.1"~6.3"), M- 16~19cm (6.3"~7.5"), L- 19~22cm (7.5"~8.6") 100% Brand New and High Quality, Made in South Korea, FBA Shipment is Available on the item marked as (Fulfilled by Amazon) FITEXTREME is officially registered Trade mark (Reg. No. 5337089 US PTO), FITEXTREME is sole official Seller who sell FITEXTREME Brand item