The item is a Yoga block brick, which are made of durable lightweight EVA material, it can act as a stretching aid to ensure proper alignment, deepen your stretches and poses, help improve your balance, strength and flexibility during Yoga and Pilates exercise. The brick is high-density and non-toxic, lightweight and compact for easy carrying. It can be placed under your feet, hands or buttocks to provide support and aid posture. Yoga and Pilates assistant for you Features - Color: Blue - Material: EVA - Size: Approx. 22.8 x 15.2 x 7.6 cm/ 8.9 x 6 x 3 inch (LxWxH) - EVA foam, durable and comfortable, eco-friendly and odourless. - High-density and high compressive strength for better support and balance. - Anti-slip surface prevents slipping during use. Non-absorbent and moisture-proof material stays bacterial free - Lightweight, stable and easy to grip. - Increase flexibility, stretch, strength and balance and ensure pose stability.. - Great workout accessory for Yoga and Pilates exercise.