CPR Uni-Padz Training & Demonstration KitMaximize the instructional value of your first aid training courses while keeping overhead low with the Zoll AED 3 CPR Uni padz Universal Training Electrodes (8900 000284). In a high enrollment safety classroom, practice pads take significant physical abuse. These genuine Zoll training pads are structurally reinforced and lined with a resilient, long lasting adhesive gel backing designed specifically to be peeled off and reapplied to plastic training