Yard Dusk Blue Chunky Waffle Duvet Cover Set. Plain. 100% Cotton. Minimalist. Waffle Weave. Cotton. 100% Cotton. Featuring a chunky textured waffle, crafted from breathable premium cotton fabric. Complete with a plain cotton reverse and a clear button closure. Made from super soft, 100% Cotton fabric, perfect for a great night’s sleep. This product is certified by OEKO-TEX ® showing it has been sustainably made. Waffle Weave. 100% Cotton. 180 Thread Count. Easy Care. A modern classic ideal for those who appreciate the relaxed living aesthetic. The Chunky Waffle duvet cover set is made of premium cotton. Its soft, breathable fabric provides a comfortable night's sleep while also adding a sophisticated look to your bedroom. OEKO-TEX ® certifies this product, showing it has been sustainably made. Relaxed.