Extra Large Size : 9 x 6 x 4 inches. Set of 2 Blocks.High Density EVA Foam Material for optimum Support, Balance, Cushion and Performance. 100% non-toxic and eco-friendly. Non-slip, Sweat Resistant.Lightweight, High-density and Sturdy foam for long-lasting durability.Deepens, elongate your stretches and aligns your posture perfectly, fit for all fitness levels.MADE IN INDIA