Explore the outdoors with your baby and NUK® Nature Orthodontic Pacifiers! They merge advanced NUK® pacifier and nipple functionality with fun, colorful patterns! NUK® Nature Orthodontic Pacifiers help promote healthy oral development by gently exercising the tongue, palate and jaw. The natural shape nipple promotes teeth alignment by helping to avoid thumbsucking. The grooves in the pacifier shield allow air to circulate, preventing skin irritation. All NUK® orthodontic pacifiers help to soothe and comfort your baby so Mom can sleep.