High Quality Stainless SteelStrong, durable and long lasting nail file,4 Sided texture grooves surfaces. No Risk Of DamageExtra strong nail files for natural nails that just throw it in your pocket when traveling. Dog Nail File & Lifetime toe nail file is not only the perfect gift for men and seniors;It is also perfect for your dog's super thick nails,and it takes only one minute per toenail.If you have any product problems, we promise a lifetime without worries. Excellent For Heavy NailsThis toe nail files for thick nails is sharper than an ordinary nail file and is especially suitable for thick nails, toenails, grey nails and dog nails,Not recommended for polishing thin nails. Easy To Use Total 7 inch length nail files with Comfortable non slip handle, not only absorb sweat, but also feel good,ease to hold and control.