Zotoon Professional Pet Dog Nail Clippers Cutter - With Safety Guard and Nail File - For Dog/Cat Grooming Trimming -Top Quality Stainless Steel Blade Size Small - Best for small dogs/cats. Size Large - Best for medium to Large dogs. Zotoon Pet nail clipper is special designed for home pets use. If your pet's nails are growing long, they will curl over into a spiral shape. Walking will be painful to your pet. So this clipper is a good choice for your pet. The Zotoon Professional Pet Nail Clipper is made from the finest quality stainless steel for a long-lasting,sharp cutting edge. The clipper has a safety lock button. The button allows to lock the clipper when not using. The handle is made of TPE and PP, that does not cause your skin allergies than other material. There is a nail file stored beside the blades, this will protect your pet's paws when trimming the nails.