Natural cork and rubber yoga mat with superior grip that improves with moisture. Eco-friendly, antimicrobial, and built to last through daily practice. Materials: Top: natural cork. Base: natural rubber. No PVC, no TPE, no plastic. 5mm thickness. Care: Wipe clean with a damp cloth. Roll cork side out. Air dry. Shipping: Free shipping over $150. Flat $6.95 under. 30-day returns on unused items.