New, Unopened Koala Futon OASIS Reversible Mattress with Temperature Regulation, Tri-Fold Mattress ★ Retail Price: ¥59,900 ★ Size/Weight: When in use: Height 8.5cm x Width 120cm x Depth 195cm; When folded: Height 26cm x Width 120cm x Depth 65cm; Weight: 10.70 kg ★ Materials: Cover (Cool Summer Side): 65% Polyester, 35% Polyethylene; Cover (Warm Winter Side): 100% Polyester; Protective Cover: 100% Polyester; Comfort Layer: 2cm 100N High-Resilience Urethane Foam; Base Layer: 5cm 180N Urethane Foam; Resilience: 97.31% This reversible cover mattress provides a comfortable sleep experience year-round, cool in the summer and warm in the winter. You can switch the firmness and zoning by flipping the mattress to suit your preferred sleeping comfort. Excellent pressure distribution supports an ideal sleeping posture, leading to a comfortable sleep. The compact tri-fold design makes it easy to carry. For longer use and cleanliness: Antibacterial treatment is applied to the urethane foam and side fabric to prevent the growth of microorganisms. The side fabric can be removed with a zipper and is easy to wash. This allows you to keep your mattress cleaner for longer. Clock Icon