Textile, Fabric, Textures, Patterns and Cloth Design TIMELESS by RKF Innovative Fabric for Original Bathrobes by Riadh Bouaziz TIMELESS is RKF LUXURY LINEN's new fabric. It's patent pending. The goal is to offer comfortable and good-looking bathrobes for worldwide spas and hotels. The technical advantages are : An eco-friendly fabric. Very comfortable (High Absorption performance). And it has a really long lifespan. The fabric has also a specific look. It fits well the body and it's iron-free. We design different bathrobes with it, especially one who looks like a trench-coat. This is a special approach in the garments' industry for spa: it's couture.