Name: Hydrogel Patch Size: Gourd Shaped Unit: A Pack Of 2 Pieces Material: Polymer Gel Characteristics: High Conductivity, Low Stimulation, High Adhesion Storage: Placed In A Cool And Dry Place Purpose: Fitness Instrument, Massage Instrument Special Specifications: 1. Made Of High-quality Imported Hydrogel, Ultra-thin, Light, Anti-allergic, Odorless And Long-lasting 2. Conductive, Low Stimulation, High Adhesion, Safe And Practical 3. Superconducting Conductive Layer, Soft Skin-friendly Material, Strong Viscosity 4. Fits Your Body Perfectly, Suitable For All Skin Types, Providing You With An Extraordinary Experience 5. The Gel Material Is Soft, Suitable For All Parts Of The Human Body, Good Electrical Conductivity, No Stimulation And Side Effects On The Human Body, And Safe And Hygienic, Reusable Shape, Thickness, Color, Viscosity, Smell Are Adjustable. Package Included: 1/5/10/20/30/50/80/100Pcs Set *(2 Adhesive Stickers)