Wash sponges and wedges with warm water and a gentle soap or cleanser, rinse thoroughly, then let them air dry. Many listings also note that hand washing or simple rinsing and drying between uses is acceptable for regular maintenance.
Some applicators are marketed as suitable for a wide range of skin types—including normal, oily, sensitive, mature, dry, and combination skin—while others specify suitability only for normal skin.
Common precision-focused shapes include round/egg forms, egg sponges with an angled or flat side, and sponges with a pointed or tapered tip for detailed work around the eyes and nose.