1. Unique design – the squatting platform consists of three tilt plates, two 8.5 ° tilt foam tilt plates and one 17 ° tilt foam tilt plate. The stacking design can form a pair of 8.5 ° squat tilt plates or a pair of 17 ° squat tilt plates. 2. High quality and sturdy materials - Yoga wedge shaped elastic diagonal board for calf stretching, made of high-quality EPP environmentally friendly materials, non-toxic, odorless, and waterproof. The foam wedge can withstand up to 400 pounds- Designed specifically for heavy lifting and strong pressure. 3. Full grip - This sloping board features a concave and convex anti slip design, allowing you to achieve amazing grip during any type of exercise. Feel the friction and feel safe. 4. Use on multiple occasions: The tilt plate can extend the lower leg, which is suitable for families, offices, gyms or yoga, stretching and strengthening the feet and lower legs. Squatting wedges help make your muscles more sensitive and increase the strength of your calves during exercise. 5. Lightweight and easy to transport - The sturdy squat platform is lightweight and easy to carry! Can be used outdoors or in the gym. Description: Product name: Yoga brick Color: black Size: 30.47*15.6cm Package includes: 2pcs* 8.5° inclined plates 1* 17°inclined plates Note: 1. Please note that the photo does not show actual size, please refer to Description for size details. 2. Please allow differences due to manual measurement, thanks. 3. Due to the difference between different monitors, the image may not reflect the actual color of the item.