Model Number: STS-EC001-#1042 Brand Name: SENTANSHA Key Specifications/Special Features: Superior electrical performance and distinctive ECG presentationsConvenient, comfortable, non-allergic and no remainder of gelNon-dry up electric conduction gel can be stored for a longtime1. Shape: round, oval and teardrop2. Backing material: nonwoven and PE foam3. Type: adult, children4. CE and ISO standardWe can supply OEM serviceIf interested, inquiry now