This pes glass fibre yarn is coated in pvc foam to guarantee stopping rugs from moving on all carpets and all other hard floor surfaces the new anti slip ako underlay offers a simple and convenient anti slip solution for preventing rugs from slipping and moving on all floor types including carpets laminates vinyl this is an all round solution that softens walking surfaces reduces noise and makes a rug non slip on any surface it is machine washable and will last for many years and can be c