Mueller Ultratemp Bed Sheets Set, Super Soft, 6 Piece California King Sheet Sets, Deep Pocket up to 16", Transfers Heat, Breathes Better, Hypoallergenic, Wrinkle-Resistant, Oeko-TEX, Light Grey
Mueller Ultratemp Bed Sheets Set, Super Soft, 6 Piece California King Sheet Sets, Deep Pocket up to 16", Transfers Heat, Breathes Better, Hypoallergenic, Wrinkle-Resistant, Oeko-TEX, Light Grey
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
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Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
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About This
- WHY MUELLER HOME PREMIUM SHEETS? – Silky to the touch and with a moisture-wicking, breathable structure, the Mueller Ultratemp cal king sheet set & Pillowcases provide superior ventilation and moisture release – reduce sweating and keep your body cool all night long.
- INNOVATIVE ULTRATEMP TECHNOLOGY – Featuring thermoregulating quick-drying temperature control, our lightweight performance fabric helps keep body temperature low by wicking away moisture – breathing better than stuffy, tightly-woven high-thread-count cotton.
- ENGINEERED FOR COMFORT – Cutting-edge engineering utilizing an insanely soft athletic fabric, our elastic-lined fitted sheet, flat sheet and 4 pillowcases feel incredibly silky on your skin, which soothes you into a tranquilly peaceful night of revitalizing sleep.
- DURABLE LUXURY – Long-lasting, wrinkle-free durability. Our lustrous sheet set and pillowcases get softer with every wash. Oeko-Tex certified and environmentally friendly, the sheet set is engineered not to shrink, fade or pill. Easy to spot clean or machine wash in cold water, without bleach or fabric softener and a low tumble dry with no dryer sheet for easy care.
- QUALITY WITH MUELLER – Mueller Home is a cutting-edge performance company that helps you sleep at the perfect temperature. If you need any help, please feel free to contact us. Our unparalleled 24/7 live telephone customer support is ready and waiting to assist with anything you need!
Overview
- Size : California King Size
- Material : Microfiber
- Color : Light Gray
- Pattern : Solid
- Brand : JANSKA
Tired of Waking Up Hot and Uncomfortable?
Most people don’t realize that poor-quality bedding traps heat and blocks airflow, leading to restless nights and constant discomfort.
Synthetic fabrics, low breathability, and heavy materials can make your bed feel warm, sticky, and irritating — especially during warmer nights.
If you’re constantly searching for “cooling bedding” or “best sheets for hot sleepers,” you’re not alone.
❄️ DESIGNED FOR HOT SLEEPERS
🌿 SAFE & BREATHABLE MATERIALS
⭐ 10,000+ HAPPY CUSTOMERS
Sleep Better, Live Better
WHY CHOOSE OUR BEDDING?
92%
CUSTOMERS SLEEP COOLER
1000+
BEDDING SETS SOLD
100%
OEKO-TEX® CERTIFIED MATERIALS
30+
30-Night Sleep Guarantee
Transform Your Sleep in Just One Night
Most bedrooms look fine — but feel uncomfortable.
Our breathable, cooling bedding instantly changes how your bed feels, helping you sleep deeper and wake up refreshed.
Sustainable Comfort for Everyday Living
Organic & Safe Materials
Eco-Friendly Production
Long-Lasting Quality
Frequently Asked Questions About Bedding Sets
Premium organic bedding sets, cooling comforters, luxury hotel sheets, and breathable cotton bedding designed for modern American homes. Available in Twin, Queen, King, and California King sizes.
Premium organic bedding sets, cooling comforters, luxury hotel sheets, and breathable cotton bedding designed for modern American homes. Available in Twin, Queen, King, and California King sizes.
Smart Tips for Better Living
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How to Choose the Best Mattress Topper: Thickne...
The right mattress topper can improve comfort, support and temperature control without replacing your mattress. This 2026 guide explains how to compare topper thickness, firmness, materials and cooling features to...
How to Choose the Best Mattress Topper: Thickne...
The right mattress topper can improve comfort, support and temperature control without replacing your mattress. This 2026 guide explains how to compare topper thickness, firmness, materials and cooling features to...
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Duvet or comforter—which is better for your bed? This 2026 guide explains the key differences between duvets and comforters, including warmth, construction, maintenance, styling, cost, and versatility, so you can...
Duvet vs. Comforter: What’s the Difference and ...
Duvet or comforter—which is better for your bed? This 2026 guide explains the key differences between duvets and comforters, including warmth, construction, maintenance, styling, cost, and versatility, so you can...
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How to Choose the Best Comforter for Hot Sleepe...
Choosing the right comforter can make a major difference for hot sleepers. This 2026 guide explains how cooling materials, breathable fills, comforter weight, moisture control and construction affect nighttime temperature...
How to Choose the Best Comforter for Hot Sleepe...
Choosing the right comforter can make a major difference for hot sleepers. This 2026 guide explains how cooling materials, breathable fills, comforter weight, moisture control and construction affect nighttime temperature...
