CasperDown Duvet features a 100% cotton shell and ethically sourced down, designed with sewn-in chambers to keep the fill evenly distributed for consistent loft and year-round comfort. The breathable cotton shell works in harmony with the premium down to deliver reliable warmth without sacrificing softness or breathability.

Eight loops help keep the duvet aligned inside its cover, preventing bunching and shifting for steady warmth night after night. This thoughtfully constructed insert combines practical design with comfort, ensuring a smooth, evenly filled sleep experience.

• 100% cotton shell for natural breathability
• Ethically sourced down for warmth
• Sewn-in chambers prevent fill shifting
• Eight loops to keep duvet aligned inside the cover
• Year-round comfort with consistent loft