Heartbeat Training Mat for Yoga and Pilates. Width: 61 cm, Length: 183 cm, Thickness: 0.4 cm. Ultimate grip: insulating, soft, and warm. Maximum safety: lies flat, robust, non-slip with rounded edges. Premium recycled PU based on natural rubber. Designed in Switzerland. Environmentally friendly and PVC-free. Pulsating and graceful, a symbiosis of tradition and evolution of Inside-Flow Yoga and the functional FunTone concept, focusing on the essentials. Passion connects. Jana Spring and Young-Ho Kim, two exceptional athletes united in a heartfelt project. With a unique movement philosophy that is unparalleled. Yoga and Functional Training. With the evolutionary mat that combines both for the first time and impresses with its texture. Grippy, flexible, and non-slip. Recycled, sustainable, and biodegradable materials paired with the renowned AIREX quality results for the yoga and functional training community. The Heartbeat Mat - Feel the Heartbeat. Natural rubber is a rubber product made without petroleum. It is primarily obtained by tapping the bark of the rubber tree. The resulting plant milk, called latex, is collected and acidified with acetic acid. Natural rubber is characterized by high elasticity and durability. It is water-repellent and sustainably cultivated in mixed cultures.