Set of 4 - 6 Inch Walnut Handled Ulu Steak Knifes Etched Blade - Made in Alaska PERFECT FOR PHOTOGRAPHYEmopeak X1 Pro Lens Ball is made for beginners as well as for professional photographers. To make this accessible for all levels of photography, the Lens ball does not only work with professional cameras but it is also suited for any smartphone camera.