Key features:

• It has an ergonomic design, it can comfortably grasp your feet. 

Benefits:

• It has two sides to choose from. It has an abrasive side for quickly removing calluses and a pumice side to smooth the skin on your feet to a soft and silky finish! 
• It has a surgical-grade stainless steelhead and appropriate blade sharpness, so it’ll work instantly and quickly on your feet.
• It helps to eliminate callus instantly and safely. 
• It allows you to sand away calluses in a way that's gentle but effective.
• Preventing skin damage.