This Silly Souls 'I Love Dad' baby hat is the perfect gift for every new baby who is the center daddy's world! Made of 100% cotton, this hat requires machine Wash/Dry. ALL RIGHTS RESERVED Silly Souls LLC 2012. Silly Souls really lives up to its name! For over ten years, this brand has been making silly souls laugh at their quirky products. From bodysuits to t-shirts to bibs to shoes, this entire line of apparel comes equipped with humorous catch-phrases that will make parents laugh every day while they help pick out their children's clothing! And their children will look stylish and whimsical in this ever-evolving brand of clothing!