Natural Ethically sourced Rubber is used for base of our PU mats which are also "6P Free" which means it has no nasty chemicals

The rubber side is an open-cell natural rubber bottom providing excellent grip

Fine mesh panels on thighs

and DNOP phthalates

Yoga Studio Silicone Knee Pads - Set of 2 Colour:Black Natural Ethically sourced Rubber isThe Yoga Studio Silicone yoga knee pads as a pad to provide cushion and support, relieve pain. For use under the weight bearing parts of the body. Knees, hands, hips, wrists, elbows and so much more. Ideal for yoga, pilates, exercise or physical therapy program. Non slip textured surface grips your mat floor. Easy clean up with soap & water or a mat sanitizer of your choice. Made out of high quality eco friendly silicon soft to touch non slip gel