12 Inch Hybrid Mattress in a Box, King Size Memory Foam & Pocket Springs - Medium Firm Cooling Mattress with Edge Support, Oeko-TEX Certified Cover (King)

Q: How firm is this mattress?A: Rated 5-7 on the firmness scale (10 being firmest), ideal for combination sleepers needing balanced support.Q: Does it sleep hot?A: The open-cell foam structure and bamboo cover create 30% more airflow than traditional memory foam.Q: What's the edge support like?A: Reinforced with 20% denser coils along perimeter, supporting up to 250lbs when sitting on edges.Q: Is there any off-gassing smell?A: Minimal initial odor that dissipates within 24-48 hours in well-ventilated rooms.Q: What bed frames work best?A: Compatible with platform beds, slatted frames (≤3" gap), and adjustable bases. No box spring needed.Q: How long until full expansion?A: Reaches 90% height in 24 hours, complete expansion in 72 hours. Slight variations are normal.

• Advanced Hybrid Support System: Combines 3-inch memory foam comfort layer with hundreds of individual pocket springs (2.2mm gauge) for balanced pressure relief and spinal alignment.
• Temperature-Regulating Design: Breathable bamboo knit cover with open-cell memory foam promotes airflow to prevent overheating during sleep.
• Reinforced Edge Support: Dual perimeter reinforcement prevents roll-off and extends usable sleep surface by 15% compared to standard mattresses.
• Certified Safe Materials: OEKO-TEX 100 certified fabric and CertiPUR-US certified foams ensure no harmful chemicals. Includes fire barrier layer.
• Convenient Box Delivery: Compressed and rolled for easy setup. Expands to full 12-inch height within 72 hours. Compatible with all bed frames.