Robuta

https://piedreseau.com/en/clinics/brossard/treatment-provided/foot-care/
Brossard podiatry clinic : The foot care provided by a podiatrist can treat your nails, corns and calluses. Let specialized care prevent foot pain!
corns and callusesfoot carebrossardpodiatryclinic
https://medlineplus.gov/ency/article/001232.htm
Corns and calluses are thick layers of skin. They are caused by repeated pressure or friction at the spot where the corn or callus develops.
corns and callusesmedical encyclopediamedlineplus
https://www.cigna.com/knowledge-center/hw/calluses-and-corns-ug2410
Protective padding may be used to treat or prevent calluses and corns. It may cushion the callus or corn, or it may hold the foot and toes in a position so...
callusescornsprotectivepaddingcigna