What is breathable nail polish? Breathable polish has a unique formula, which contains a high concentration of Cyclopentasiloxane. This creates a porous film, which allows water and air to penetrate the nail plate. Therefore making the nail polish 100% Halal, breathable and Wudhu friendly nail polish. Read More About : Breathable Nail Polish How is Breathable nail polish different to regular polish? Well firstly regular nail polish blocks both water and air from penetrating.