1、【All-Season Use】Our queen duvet shell is made of luxurious ultra-soft 100% Cotton fabric,safety certified by OEKO-TEX Standard 100 and OCS Standard ,breathable, low noise,unbleached, soft plush, durable, comfy.Queen Size Duvet is 90 x 90 inches. If you're looking for a Luxury goose feathers down duvet queen size, our goose down comforter is the perfect choice for a warm and cozy night's sleep.8 corner tabs to easily attach duvet covers. 2、【Premium Filling】Filling with White goose down & feathers ,50oz Fill Weight.Odorless and pure white. Responsible Down Standard (RDS), OEKO-Tex Standard 100 certified to ensure high product quality, safety and ethical sourcing of down. 3、【Premium Design - 3D Baffle Box Construction】Compared with the normal box construction, each square boxes in our 3D Baffle Box construction is hand-sewn.We have applied the design of the 3D space capsule to each of our goose feathers down duvet.Square hand-sewn boxes prevents cold spots and keeps down fiber evenly in place for maximum warmth and long lasting comfort. 8 corner tabs to easily attach duvet covers. 4、【Enjoy Brand Quality】All our goose down duvet feature Double-stitched with piped edge for added style and durability. We ensures the product quality and service. We offer a lifetime guarantee, and if you have any concerns or are unsatisfied with our product, please feel free to contact us anytime, and we will ensure your complete satisfaction. 5、【USE Guide】It's Packaged In a Vacuum Bag, Please Spread lt For a Few Days Or Tumble In The Dryer For 10 Minutes At Low Temperature Before Use. So lt Would Return To Normal Thickness.We recommend Dry Clean or Spot Claen or Professionally Launder.For machine washing, use a gentle cycle and tumble dry low(low-heat drying). If there is no free movement in the washer or dryer, recommend use large capacity commercial dryer and washer.