Important: Your pet's claw has blood vessels known as "QUICK". It is important that you do not cut into this area. It is easier to locate the quick by looking at the bottom of the nail, if in doubt, seek advice from a veterinarian. The Zen Clipper is a new revolutionary pet nail clippers designed to secure the tip of the nail. Avoid overlaps and damage the fast. Zen Clipper has a patent pending tapered blade that allows only the tip of the animal's nail into the cutting area. It's like placing the nail in a small funnel that take fear out of clipping nails while providing effortless precision. Zen Clipper is made from the finest stainless steel and offers a long lasting, sharp cutting edge and blades. The padded non-slip handle and stainless steel design make a comfortable clipper, which is durable, attractive and easy to use. Zen Clipper Size 1 (Small) has a 1.5mm hole and fits smaller birds and smaller reptiles. Zen Clipper size 2 (medium) is ideal for most ideal cats. Zen Clipper # - 3 has a 2.5mm hole and is ideal for larger cats, larger birds and very small dogs. Zen Clipper # - 4 has a 3mm hole and is ideal for cats, large birds, small dogs and lizards. Zen Clipper # - 5 has a 3.5mm hole and is ideal for large cats, large birds, large dogs and lizards. Zen Clipper # - 6 has a 4mm hole and is ideal for cats, large birds, large dogs and lizards. Zen Clipper # - 7 has a 5 mm hole. For medium to larger dogs.