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.