Make your cosplay dreams come alive with these Cyborg Circuit Board Contacts! Perfect for costume use, these high-tech lenses will have you looking and feeling like a fully-realized cyborg in no time! These Theatrical Contact Lenses last up to 90 days once opened, can be worn for a maximum of 8 hours per day, and are sold as a pair. The diameter measures 14.5mm, base curve measures 8.8mm. Note: The contact care sheet must be read, signed, and returned before the product will ship.