Copper Pearl Max Where the Wild Things Are Knit Baby Bibs Set. This stylish 4-pack of bibs is made of 100% absorbent cotton on the front and 100% polyester fleece on the back. The front of the baby bib is a trendy knit fabric and the back is a super soft fleece to keep your little completely dry - even with the drooliest of babies. Each bib has two nickel-free snaps to fit newborns and toddlers, ages 0-36 months.