CorePillow 12" King Mattress, Motion Isolation Pocket Spring, Medium Firm | Zero-Motion Transfer,Individually encased pocket coils completely absorb partner movement for uninterrupted, peaceful sleep

About this item

• Tired of mattresses that are too soft or too hard? Our medium firm hybrid mattress delivers balanced spine support with responsive bounce, making it ideal for back, side, and stomach sleepers alike. Whether you’re regular-weight couples sharing the bed or furnishing a luxury master bedroom, it keeps you comfortable all night
• Sick of overheating on thick mattresses? Our 12-inch king mattress features a breathable, temperature-regulating surface that wicks away heat and moisture, keeping you cool even if you run hot. Well-suited for warm sleepers, couples sharing a king bed, and those furnishing villa bedrooms or high-end Airbnb rentals
• Hate being woken up by your partner’s tosses and turns? Our 12-inch king mattress uses 899 independent pocket coils to absorb movement and reduce bounce, so restless sleepers won’t disturb your rest. Well-suited for couples with different sleep rhythms, light sleepers, and those sharing the king bed with pets
• Want peace of mind about what’s in your mattress? Rest easy knowing our 12-inch king mattress is 100% fiberglass-free and third-party verified by both CertiPUR-US and OEKO-TEX. Plus, enjoy a 365-night free trial and worry-free customer support for peace of mind after purchase
• Dreading the hassle of moving a heavy king mattress? Our 12-inch king mattress ships compressed in a box and expands easily in minutes, with no assembly required. It fits standard king bed frames perfectly, well-suited for couples settling into a new space or updating their bedroom decor