Suitable for wet and dry use. It does not contain latex. Thanks to its flexible structure, it provides easy access to narrow areas. It is easy to clean like make-up sponges. 6*7 cm when wet / 5*5-5 cm when dry Cleaning instructions: Do not scratch! Do not use boiling water! Do not throw it in the machine! Use makeup remover products, not brush cleaners. Wet the apparatus with warm water - apply make-up remover to the contaminated surface - rub gently - continue rinsing until the water runs clear. Then remove the water by gently pressing it - leave it to dry on a clean towel. You don't need to wash it every day as long as you keep it in a clean environment. There may be traces of pigment on it - this does not mean that the product is dirty. Since these products are sealed with heat, they will quickly become deformed or damaged if you abuse them.