Premium Quality: Each pad is flexible and soft to the touch, enhancing performance with your TENS or EMS unit. Pads feature a durable gray cloth backing and come in resealable packaging for extended usability. User-Friendly Design & Multiple Sizes: Includes 20 electrode pads in three sizes—Large (2" x 4"), Medium (1.6" x 1.8"), and Small (1.2" x 1.6")—to target various body areas effectively. The contoured shape ensures better skin contact and comfort. Suitable for both professional and home use. Strong Adhesion & Easy Removal: Features high-performance self-adhesive hydrogel that lasts up to 30 uses. Leaves no sticky residue upon removal. Compatibility: Works with all TENS/EMS devices using standard 3.5mm snap connectors, including HealthmateForever, HiDow, TENKER, NueMedics, TEC.BEAN, IQ Massager, Magic Massage, Medvive, and many others. Material & Construction: Made from non-woven fabric and medical-grade hydrogel. White color. Package Includes: 20 electrode pads only. Other items shown are not included. Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.