Kendall Prewired Reflective Backing EKG Electrode With 0.060" Socket, Radiolucent, Square 1" x 1.25", Neonatal, 3 Pack. Latex-free, DEHP free, and mercury free.  - Reflective backing serves as barrier against ambient and radiant heat. - Conductive adhesive hydrogel provides firm adhesion while minimizing irritation to delicate newborn skin. - Color coded (Green, White, Black) 24" lead wires with industry standard .060" (1.5mm) safety socket connector. - Radiolucent lead wires minimize need to remove electrodes during x-ray procedures.