Thank you for your interest in www.BiopsyBrush.com.  This product has been discontinued by Therapak but is available direct from the manufacturer, Histologics. 

Histologics®, LLC
4095 E. La Palma Ave., Suite N
Anaheim, CA  92807
Phone / Fax: 888-738-9757
Customer Service Direct Line: 714-814-4786

Email:  histologics@gmail.com

Website:  https://www.histologics.com/