DescriptionThis replacement roller can refill and replace your existing worn out rollers which works as well as the original ones. It fully fit the skin surface, improve work efficiency.Make it removing dead skin more efficient, and ultra durable than ever.Features- Color: Black/Blue. - Material: Steel. - Size: About 4.8x1.7x1.7cm. - Set of 12pcs Extra Coarse Replacement Rollers to fit your Electronic Foot File. - Safely and effectively removes rough, hard, dry, cracked and callused skin from the soles of your feet.- Great accessories for removing away your thick hard skin to reveal smooth feet. - Make it removing dead skin more efficiently, and ultra durable than ever.Washable material design for repeated use. - For use on Dry Skin to reveal touchably soft,smooth feet. Refillable roller head spins 360 degrees for quick results on thick, calloused skin.The rollers can fit your skin surface perfectly. - Note: This item is just replacement roller.