The Most Sustainable & Environment Friendly Yoga Mats. The Amari Mats are made of natural cork and TPE, free from toxic materials. Why Cork?- Biodegradable- the more you sweat, the better the grip due to their water absorption capabilities which reduce the chance of slipping – has natural anti-mocrobial properties that will keep the smell and bacteria levels down on your mat- studies have shown that bacteria was reduced by 96.93% after being on the cork for 90 mins!Why TPE Bottom Layer?- completely recyclable- amazingly lightweight – soft, yet firm support with it's high densityMat Care:- For daily cleaning after use, just use a wet cloth to wipe over it, and air dry.- For heavier cleaning (we recommend once every 2 weeks), just use mild soap and a wet cloth to clean it, and air-dryCaution: Do not use any rough surfaces (especially scrubs) to clean it. You will damage the mat.Mat Details:183 cm by 61 cm by 5 mmComes with a Mat Bag and a Mat TieFree shipping to Singapore and the US now. Please feel free to ask any questions if you need further details. Thank you!