Rubber framed K9 Optix - the next generation! Oh so cute and stylish. Brand NEW K9 Optix styles bring us into the next generation of dog sunglasses. The frames are all one piece with a flexible nose bridge; that means no more screws or separate nose pads! These fashionable and functional glasses are a great addition to any canine wardrobe! Your pup will be the talk of the town with these and why shouldn't they be? When safety and style meet the end result is perfection!.