Yogis should take a look at the supremely engineered Manduka(R) Cork Yoga Block, a yoga prop designed for all levels. Constructed with cork, this block provides improved strength and stability for all your balance and support needs. The easy-to-grip surface offers comfortable edges so you can focus on your postures without distraction. Features: Sustainable yoga block made of 100-percent cork Easy-go-grip textured surface and comfortable contoured edges Helps yoga practitioners improve strength, balance, and alignment Produced without toxic chemicals during harvesting and manufacturing Measures 9 x 4 x 6 inches (W x H x D) and weighs 2 pounds Manduka