When you prepare to wash the 13x4 Lace Wig while wearing it, we sincerely recommend you check the temperature of water in advance. You had better use cool water or warm water to wash 13x4 lace wig human hair rather than hot water. After all, hot water will make lace wig lose elasticity and even cause lace wig to deform. Besides, you had better to check the status of glue or adhesive....