Silly Billyz plain toweling bibs are made from a premium 100% cotton velour and backed with water-proof nylon. Super absorbent and stain resistant, these bibs are also machine washable and tumble dry safe. All Silly Billyz bibs are PVC and Lead free. They feature a two position snap closure for adjustable comfort. Snap closures are more secure and last longer than Velcro closures. Silly Billyz bibs are preferred by daycare centers for their durability, wash-ability and their ability to repel stains.