Material: mesh hydrogel. Colour: transparent. Size: 45 x 45 mm. The contents of the set includes: 20 pieces gel pads. Product description: [Package included] You will receive 20 pieces replacement sets of gel pads with the size 45 x 45 mm. There are enough gel pads for continuous use, so you don't have to worry about refilling and always benefit from reliable heat treatment. Premium material: high-quality gel pads are made of first-class hydrogel material, which is known for its long durability and optimal conductivity. This material provides safety and protection and at the same time ensures comfortable use, so that you can enjoy efficient, comfortable and high-quality use. Reusable: our electrode pads are designed for multiple uses. They only need to be cleaned and maintained regularly to maintain their adhesion and conductivity. This allows users not only to save the cost of buying new gel pads, but also avoid the effort of frequent replacement [Easy to clean] Our gel pads can be easily cleaned with cold water. Users do not have to worry during the cleaning process. However, it is recommended to avoid the use of soaps or detergents, as they affect the adhesion and conductivity of the gel pad and thus affect its effectiveness. Compatibility: These replacement sets gel pads are designed for use with Beurer-Em 59 Heat and Em 50 menstrual inflammation and equipment designed to ensure reliable performance in your heat therapy. GeGeGeGeGeGeGeEnsuring