Maybe one of these similar products would be of interest:-
Sunivaca 2-Sided Glass Foot File Callus Remover Without Drain Stand (Pink)
Sunivaca Foot Files for Hard Skin, Glass Foot File, Callus Remover for Feet - Fast & Easy Essential Feet Hard Skin Remover - Professional Salon Pedicure Tool for Soft & Smooth Heels
Sunivaca Glass Foot File Callus Remover for Feet, Flamingo Gifts for Women, Feet Scrubber Dead Skin Remover, Professional Pedicure Tools at Home, Heel Scraper for Cracked Heels Heavy Duty
Sunivaca 2-Sided Glass Foot File Callus Remover for Feet - Safe, Effective Yet Gentle Feet Scrubber Dead Skin Remover with Long Handle & Drain Stand, Pumice Stone Pedicure Tools for Soft Feet - Pink
Sunivaca Hard Skin Remover - Foot Files for Hard Skin, Premium Nano Glass Foot File - Professional Pedicure Callus Remover for Feet - Smooth Foot Care