50 x 100mm rectangular maternity electrodes with integratedleads for use with Perfect mamaTENSand Perfect Mama+ units only.Please check your existing lead connections or "spares" section of your manual to be sure you are ordering the correct electrodes. Extra-large pads for maximum pain relief during labourand integrated leads for safety and hygiene. Intended for one use only and should be disposed after labour. To replace electrodesfor further use after labour for pain relief, please purchase L-CPT leads and 50 x 100mm electrodes. Also available to use with L-CPT leads;breast electrodes for inducing and maintaining lactation using programme A on the Perfect MamaTENS and Mama+, and for lifting and toning using our Beauty andFitness devices. Electrode Care Guide SKU:E-CM50100PM