24" X 68" X 4 MM Standard Yoga Mat - Non-Toxic, Royal Blue 24" X 68" X 4 mm Standard Studio mat for comfort with high grip performance An antibacterial, non-toxic & environmentally responsible mat Perfect thickness for beginners and experts alike as thinner is better for most yoga poses Free of toxic phthalates, latex or heavy metals. This mat is safe for all uses Durable and easy to clean with any household cleaners