Alwyn Home Mattresses 12" Twin XL Plush Cooling Mattress, CertiPurUS Certified | Foam | Off-White + Light Gray

Mattresses, 12" California King Plush Cooling Mattress with Phase Change Fabric | Foam | Ivory + Light Gray, California King

Mattress Size:

California King

About This Product

Get the cool, cozy sleep you’ve been dreaming of with this 12\" Twin XL plush mattress—ideal for college dorms, guest rooms, or anyone tired of waking up sweaty. The phase change cooling fabric top instantly pulls heat away from your body, so you stay comfortable all night. Underneath, 3\" I-Gel memory foam molds to your hips, shoulders, and back for personalized pressure relief (goodbye, morning aches!), while 4\" Pur Chill cooling foam keeps your temperature balanced—perfect for hot sleepers. The 5\" high-density support foam base prevents sagging, so this mattress stays supportive for years. Plus, it’s CertiPurUS certified—no harmful chemicals, so you can rest easy knowing it’s safe for your family. Soft, supportive, and budget-friendly—this mattress checks every box for better sleep.

Features

Phase Change Cooling Fabric: Top layer pulls heat away instantly, so you stay cool all night—no more waking up sweaty.
Plush Softness Rating: "Plush" cushioning is gentle on joints, ideal for side/back sleepers who love a soft, cozy feel.
3" I-Gel Memory Foam: Contours to your body to relieve pressure points (hips, shoulders) for pain-free mornings.
4" Pur Chill Cooling Foam: Extra layer maintains a comfortable temperature—perfect for hot sleepers or warm rooms.
5" High-Density Support Foam: Sturdy base prevents sagging and keeps the mattress shape for long-lasting use.

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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