Amazon.com : Trideer Cork Yoga Blocks, 2 Pack Yoga Blocks Natural Cork, High Density Yoga Block with Non Slip Surface, Eco-Friendly Yoga Accessories for Women, Ideal for Yoga, Pilates, Stretching, 9''*6''*3'' :
Mount Adams 4” Cork Yoga Block
Lean Cork Yoga Block- 2 Pack | Manduka
Cork Yoga Block or set - Earth Friendly sturdy cork wood, beveled edge – Bean Products
Cork Yoga Block 3" x 6" x 9"
Amazon.com : Hossejoy Cork Wood Yoga Blocks, Support Brick to Deepen Poses, Improve Strength and Aid Balance and Flexibility, 8.7 x 5.7 x 2.9 in, Set of 2 : Sports & Outdoors
Flat cork yoga block - KURMA Yoga - sustainably made in Europe