Yoga Roller Made From Cork Offering Stability & Prevents Slipping, Making It Easier to Maintain Yoga Poses with Confidence. Cork is a Natural Material Derived From the Bark of Cork Oak Trees. It is Often Used in Various Products Due to Its Unique Properties, Such as Being Lightweight, Durable, More Sustainable & Providing a Non-Slip Surface. It has a Natural Texture That Provides Excellent Grip, Even When the Roller Becomes Slightly Moist From Sweat During Yoga Practice. Size: 29.5 x 9.5 Cm. the Sleeve is Made of Recycled Kraft Paper. Minimum Quantities Apply.