About This Product

Crafted in Japan with uncompromising precision, this 12-inch king foam mattress delivers elevated comfort through advanced multi-layer engineering. Five premium foam layers combine high rebound resilience, ergonomic zoned support, and exceptional breathability to promote pressure relief and spinal alignment. Designed for modern sleep needs, it offers motion isolation, durable stability, and eco-conscious materials for a consistently refreshing, restorative sleep experience.

Features

JAPANESE CRAFTSMANSHIP: Expertly made in Japan under rigorous quality standards, this 12-inch king foam mattress reflects meticulous construction and precision layering, delivering consistent comfort, refined performance, and dependable durability for long-term everyday sleep use.
MATERIAL QUALITY: A five-layer high-rebound foam system balances plush contouring with supportive firmness, helping maintain mattress shape, structural integrity, and reliable comfort across different sleep positions over extended nightly use.
BREATHABLE COMFORT: Advanced airflow-enhancing fabric and ventilated foam layers promote continuous circulation, reducing heat retention and moisture buildup to create a fresh, well-ventilated sleep surface throughout the night.
ZONED SUPPORT: Smart ergonomic zoning adapts to shoulders, spine, hips, and legs, evenly distributing pressure to encourage proper alignment, minimize discomfort, and support healthier, more restorative sleep posture.
MOTION ISOLATION: Multi-layer foam construction effectively absorbs movement transfer, supporting quiet, undisturbed rest while maintaining stable support, long-lasting resilience, and a calm sleep environment ideal for shared sleeping.

Details

Mattress Size: King
Mattress Top Type: Tight Top
Foam Type: Combined Construction Types
Compatible with Adjustable Bed Base: No
Mattress in a Box: Yes
Cover Material: Foam
Removable Cover: No
Upholstered: Yes
Number of Layers: 5
Weight Capacity: 600 lb.
Cooling Technology: Yes
Breathable: Yes
Reversible: No
Product Care: Wipe clean with a dry cloth, when needed
Product Type: Gel Memory Foam
Mattress Topper Fill Material: Foam
Mattress Layer Details: Memory Foam
General Features: Breathable, Cooling Technology
Construction Features: Mattress in a Box

100-Night Free Trial

We believe in great sleep, guaranteed.

That's why every mattress you purchase from Wayfair comes with a 100-Night Trial. Adjusting to a new mattress takes time, so try yours for up to 100 nights. If you don't love your new mattress within the first 100 nights, contact our mattress experts to arrange a return. Please note this excludes Mattress Toppers, Crib Mattresses, Air Mattresses, and Open Box Mattresses, and you may return or exchange a mattress once per order.

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