WickedEyez Golden Twilight Contact Lenses; Manufactured by WickedEyez, these are Golden Twilight themed theatrical contact lenses, perfect for Halloween or costume fun. They were made in 2015 and expire in 2020. Once opened the lenses will last approximately one year depending on how often they are used. It is important to check the contact solution every few days. When putting the lenses back in the case, it is important to designate each right and left lense to one spot, switching them could lead to infection.