Polyester (120 Gsm) Premium California King Duvet Insert Comforter: This fluffy down comforter has practical corner tabs, making it compatible with all duvet covers. The luxury box stitching design keeps filling evenly distributed for accurate warmth and cooling Luxury Cooling Comforter: Our cooling duvet insert is designed to regulate temperature, providing a refreshing sleep for hot sleepers. This lightweight king size comforter is made for all seasons King Size Lightweight Comforter Dimensions: The white king comforter measures 110-inch x 96-inch or 279cm x 243cm. The UGG Danielle white comforter is made of premium fluffy polyester. The Danielle comforter comes in Twin, Full/Queen, and King sizes Hypoallergenic and Skin-Friendly: Our products are clear of harmful chemicals and dyes, meeting OEKO-TEX STANDARD 100 requirements. Crafted with premium fabrics and sustainable practices, this king bed comforter is both hypoallergenic and cozy Machine Washable Easy Care: Machine wash cold, gentle cycle. Do not bleach. Tumble dry low. Do not iron. Important: If this lightweight duvet insert does not have unrestricted movement in washer and dryer, use large capacity commercial machines