You might decide to wear a wig cap for a few reasons: 1) to hold your hair in place under the wig; 2) to reduce transfer of oils from your hair to the wig 3) to protect your hair from rubbing against the wig or 4) to create the illusion of scalp under a full lace wig. If you choose to wear a wig cap for the fourth reason, then try to match the wig cap to your skin colour. Just follow these 4 easy steps to get a smooth base for wearing your wig.