Premium Self-adhesive Reusable Non-Woven FabricElectrode Pads for Digital Therapy Machine.The Home Express��s electrode pads deliver a simple，drug-free solution for relief of achy， stiff or sore muscle and joint pain. Product Features?Pre-gelled and self-stick?Reusable up to 150 times?Washable up to 5 times?Safe and effective ?Non- irritating to skin?Easy to clean?Latex free?50 *50 mm