Baby crib sheets are very essential for a newborn. Polka Tots Fitted Crib Sheets are made from pure cotton fabric exclusively made to keep your baby feeling snuggled at all times. Our fitted crib sheets are as soft & delicate as a newbornâs skin. Large enough to cover your baby & keep the warmth. A comfortable setting makes your baby feel safe & secure. Polka Tots Crib sheets are non-allergic & safe. Breathable & washable crib sheets. It comes in cute & premium designs to help you pick the best treasures for your little one.