Must have equipment for going out: Small goggles can protect dogs eyes from wind, dust, rain, snow. Especially if your dog likes to stick it out of the car window, these dog goggles are must have equipment in high-speed movement. Perfect for light sensitive dog: With age or ill, dogs' eyes become more sensitive to sun light, these glasses have the same function as sunglasses used by humans, blocking most of the UV. It is also a great bonus for blind dogs, protect their eyes from objects. Easy to put on & best design: 2 adjustable straps make the glasses stay on well on dogs head. Curved frame and comb shape vents are more suitable and comfortable for dogs head shape, so that dogs will accept soon, also won't be water mist on the lens. Size & Color: Classic black and bright orange are available. Length: 8, width: 2, adjustable length of head strap: 13.5-18, adjustable length of chin strap: 6-9. Please measure your dog before purchasing. Note: Dogs need times to get used to these goggles, and you can let them realize the benefit of wearing them. When they realize that the glasses are protecting him/ her, he/she will love the glasses soon.