Cervical Butterfly Pillow Non Slip Products * Based on clinical scientific 17170 * Based on clinical scientific or engineering evidence this product may be suitable for individuals who: have a history of or at risk for skin soft tissue breakdown and or any category stage pressure injury (including deep tissue injury) skin grafts and or myocutaneous flap surgery 5v Halogen Lamp * Lightweight and compact * 5 aperture selections for general and specialist use * 48 lenses for better resolution * Polarized filter reduces corneal reflection * 12 aperture filter combinations: micro small and large spot sizes cobalt blue filter for corneal exams fixation target and slit aperture red free filter and unfiltered halogen * The specially designed shape of our Butterfly Pillow gives your head and neck the support necessary for a good night s sleep * Helps ease muscles and nerve tension relieves stiff necks pain across the back and shoulders and morning headaches * Great for side or back sleepers * Filled with 100% soft polyester fibers * Machine washable white polycotton cover