The basics Dryel On-the-Go is a powerful stain remover designed with a soft touch tip that helps you power out stains without damaging your clothes. The benefits Its unique peroxide-free formula makes it great for fabrics like wool, silks, rayons, linens, cottons, and more. The uses Dryel On-the-Go is small and portable, making it easy and convenient to keep it anywhere you might need it. The bottom line Dryel is specially formulated with ingredients safe for your delicate and dry clean only fabrics.