Wigs in this collection are designed for beginners in mind. You have the option to have them customized for an additional fee so that they will be ready to wear upon arrival. Units comes in standard wig size M (22) -L (23.5) with adjustable straps and combs. All units can be worn glue-less and are constructed with a 5x5 medium brown lace closure. Please read all product descriptions prior to purchasing.