NATURSUTTEN teether toys are lighter and softer than most teethers because they're constructed with two sides of all-natural rubber, fused together by more all-natural rubber - leaving a cushion of air in between. No glue is used in the making of the product., As a category, teether toys are less regulated than pacifiers. However, NATURSUTTEN teether toys conform to the same strict requirements as NATURSUTTEN pacifiers., , When baby's first teeth erupt, it can cause the gums to hurt and be uncomfortable. To reduce this discomfort and soothe your baby, it may help for your child to bite into something.