A classic gingham check patterns a kid-size shirt crafted with a touch of stretch and natural minerals that wick away sweat to keep skin cool on hot days. brrr features enhanced moisture-wicking properties and cooling technology made with natural minerals to cool skin on contact. Test results show that brrr° technology can reduce skin temperature by up to 3°F over 20 minutes of normal wear 57% nylon, 38% brrr nylon, 5% spandex Machine wash, tumble dry Imported