Coromose Yoga Block Brick for Sports Exercise Fitness Workout Stretching (Blue) EVA Yoga Block Brick Sports Exercise Fitness Gym Workout Stretching Made Non-toxic EVA of ultra lightweight foam and washable Premium yoga block is the first round foaming technique for its superb density and excellent cushion In your yoga practice, it seems not to be a kit only, but just like a part of your body Size:21*14*6cm(Long*Width*High)