Piume Pro Goose Down Topper 1) Balances Heat: Goose Down İs Extremely Soft And Regulates Your Body Temperature While You Sleep. This Means You Can Stay At The Just Right Temperature All Night. After A Long Day, You Can Sleep Soundly With Natural Toppers And Wake Up Feeling Refreshed. 2) Long Lasting: As Long As You Use Goose Down Products Correctly, You Can Use Them For A Long Time. 3)Healthy: Nomite® Certified, Fabrics Are Specially Produced To Prevent Dust And Fluff. The İngress Of Dust Mites Makes İt Suitable For Those With Asthma. Class İ Quality Goose Down İs Used. İt Shows A Homogeneous Distribution With The Box Cassette Filling. With İts 7,5 Cm Bellows, İt Creates A Comfort Zone Between The Mattress And The User. Goose Down Has “Hygroscopy” Feature. İt İs A Heat And Moisture Stabilizer. İt Absorbs The Moisture İn The Environment And Releases İt When Not İn Use. İt İs The Lightest Filling Material. İt İs Natural, Healthy And Soft. Washable. Filling Material: İt İs Filled With 100% Goose Down. Upper: 70% Down + 30% Back Feather. Bottom: 30% Down + 70% Back Feather Fabric: 100% Cotton Fabric