Square Sponge Nail File Size: 9.6 x 2.5 x 2.5 cm / piece. Perfect for general manicure use, suitable for professional use, used for fingernails and toenails. Professional Nail File Block: Professional nail buffer block is excellent for grinding the nail surface to make the finishing surface smooth, while removing grease and leaving a little rough layer on the nails to make the gel polish adhere firmly and stay longer. Superior Elasticity and Rough Grain: Durable professional quality white nail buffer block, will not deform or fall off even under rd extrusion or 360 degree twisting. Quick nail preparation for all types of nails with rough surface. Long Service Life: These nail file blocks are not for nail starter kits, made of eco-friendly material, odorless, non-toxic and rmless, wasble surface of the nail buffer can be reused for long service time. Nail Brush: Professional elegant tool, durable and soft fiber, help to easily clean nail dust after filing, give you a comfortable nail cleaning experience.