1. *35% Off the Lightweight Down Alternative Comforter & Duvet Insert at Eluxury Supply from Eluxury Supply. Coupon Code: WHITEDOWN16. Price: Not specified. Discount: 35%. Categories: Beds & Headboards. Coupon Rating: 4.5 Stars out of 5. Store Rating: 4.8 Stars out of 5. Coupon Recommendation: Recommended. Available Until: Not Specified. Thoughts: The ultimate Luxurious White Down Alternative Comforter allows you to enjoy all the softness and insulating warmth you would expect from goose down without any of the allergens that affect sensitive sleepers. Use it by itself or for an insert in your favorite duvet cover! Good chance to get a great offer!