Sizes range from small travel/mini tubes (about 1–2 ounces) up to large jars (around 13.5 ounces). Several common sizes fall in the 4–7 ounce range.
Typical ingredients include botanical and emollient agents such as coconut oil, oat oil, olive oil, lanolin, vegetable glycerin, shea butter, cocoa butter, vitamins A, C and E, provitamin B5, and alpha hydroxy acids in exfoliating formulas.
These products are aimed at dry, rough, callused, and cracked skin on the feet and heels. They’re typically marketed to soften, soothe, and help relieve cracked heels and rough or callused areas.
Common directions recommend regular—often nightly—use. Apply liberally to rough or callused areas, frequently before bed; some product instructions suggest covering feet with cotton socks overnight to boost moisturizing effects.
Reviewers commonly report noticeable moisturizing and softening within days to about a week, and some users report visible improvement after a single use.