Like all my 'widow's peak' wigs that do not involve a lace front, this one was made by splicing two wigs with large skin tops and sewing them together. The larger spikes are supported by foam core wrapped with extension fiber.
More widow's peak wigs:
More spikey wigs involving foam core:
Material used: 2 mid-length wigs, extensions (1B - off-black); foam core (craft foam)