Friends Of Meditation Yoga Block for Pranayama and Silent Sitting Maroon (TM) Designed by Swami Dhyan Unmesh ( Registered Yoga Teacher at Yoga Alliance) Designed for sitting in cross leg posture. Helps spine to be straight Up and down posture delays numbness of legs as the body weight is not transferred to legs Made from combination of high quality (40 Density) hard and soft foam. Light weight (1.2 kgs) and easy to carry