It's most common on the: Keratosis pilaris rubra (KPR) is an inflammatory form of the condition that causes small, grainlike bumps and skin redness, primarily on the face, neck, chest, and arms.

Jennifer Shu, MD, FAAP Milia are those tiny, white bumps that appear on the noses ... the cheeks forehead or scalp that may spread to the arms or trunk. Eczema may or may not be allergy related ...