Bamboo Wool Swaddle Blanket (Blue Night)This multi purpose blanket is made of soft cozy wool bamboo blended fabric. It's safe, practical, comfortable and breathable for your little one. Combining wool and bamboo in our products to work with a heating and cooling system is a fascinating feature. Both materials have inherent properties that contribute to good breathability, making them suitable for various climates and environments. Features: One layer with same color binding for durable use