Product Details Fabric: 100% Cotton Fill: 100% Tussah Silk Filling Weight: 120 GSM Fill: 100% Tussah Silk Warmth Level: 2 Lightweight Heavenly Comfort, Made in China China has a long history of silk production and remains the world's largest silk producer. Qbedding's Silk Collection uses premium tussah silk sourced from Tongxiang, China, a region known for its favorable climate and environment for silk production. Silk's Unique Benefits Gentle on Skin: Silk is a naturally smooth and soft fiber that feels gentle against the skin. Its natural properties help maintain a comfortable moisture balance for a fresh and comfortable night's sleep. Naturally Hypoallergenic: Silk is a natural protein fiber that provides an inhospitable environment for dust mites, mold, and other common allergens, making it a great choice for sensitive sleepers. Moisture & Temperature Regulation: Silk naturally helps manage moisture and provides breathable comfort, helping you stay comfortable through changing temperatures during the night. Long-Lasting Comfort: With proper care, a high-quality silk duvet insert can provide years of comfort and performance. Exceptional Value: With a lifespan of up to 10–15 years with proper care, a quality silk duvet insert can offer excellent long-term value and comfort. Thoughtful Design Secure Comforter Ties: Convenient corner and side ties help keep the duvet insert securely in place inside your duvet cover. Fine Stitching: Carefully stitched construction helps keep the silk filling evenly distributed for consistent comfort and warmth. Lightweight Construction: The lightweight design provides breathable comfort without unnecessary bulk, making it ideal for warmer seasons. [#size] Size & Dimension Twin / Twin-XL: 66"W x 86"L (168cm x 218cm) 4.55 lbs. Full / Queen: 88"W x 96"L (224cm x 244cm) 6.45 lbs. King / Cal-King: 106"W x 96"L (269cm x 244cm) 7.55 lbs. [/size][#other] Care Instruction To help your duvet last long, be sure to follow the steps below: Daily ProtectionPlease do not wash the duvet inserts, we still highly recommend using a duvet cover and routinely wash the duvet cover instead of washing the entire duvet. StorageFold your comforter neatly and place it in a waterproof bag. Make sure it is airtight.Only place your comforter in a dry and cool location. [/other]