Check the listing for details. Breast Cancer Research Tac. Condition: New. Listed at 2.95 USD. This Breast Cancer Research Tack is a great addition to any collection. Show your support for the fight against breast cancer with this unique and meaningful piece. The intricate details and design make it a great conversation starter. Perfect for any nursing or medical professional, this collectible is a must-have. The item is in excellent shape and ready to be displayed.