Gold Wing Fashionable Water-Proof Pet Dog Sunglasses Eye Wear Protection Goggles Pink S Shatterproof Lens. Anti-fog is available, protection against UV/wind/water/debris Protection & prevention are key to healthy eyes Foam cushion frame,foldable,easy to carry,Adjustable head and chin straps Glasses frame size :5.5" x 1.6" single-side fixation Suitable collars :7.9"-26"