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Cooling, adjustable memory foam pillow for hot sleepers, sensitive skin, and all sleep positions.
❄️ Cooling AoYuki Foam | 🌙 Personalised Loft | 🌿 Skin-Safe, Eco-Certified | 🪶 Spinal Alignment Support
KumoFlex Adjustable Pillow: Ultimate Comfort and Cool Sleep
Say goodbye to stiff necks and sweaty sleep with the KumoFlex Adjustable Pillow. This innovative pillow is expertly crafted with AoYuki Flex Cube Memory Foam, ensuring every sleeper gets personalized support and cooling relief. Designed for Singapore’s tropical climate, it keeps you cool and comfortable all night long.
Personalized Support for Every Sleep Style
Whether you sleep on your side, back, or stomach, the KumoFlex Adjustable Pillow adapts to your preferred position. The AoYuki Flex Cube Memory Foam molds to the contours of your neck, head, and shoulders. This ensures you get optimal support and proper spinal alignment for restful sleep. No more waking up with neck pain or stiffness.
You can easily add or remove foam cubes to adjust the pillow’s height and firmness. Everyone in the family can experience custom comfort, from kids to adults. This adjustability makes the pillow ideal for any age or body type.
Cooling Relief with Advanced Technology
Singapore’s heat and humidity can disturb sleep for many people. The KumoFlex Adjustable Pillow combats this with advanced cooling technology. It is infused with cooling gel to actively dissipate heat, so you stay sweat-free throughout the night. The high-density memory foam cubes allow air to circulate, helping to maintain a fresh and cool sleep environment.
No more flipping your pillow to the cool side. With KumoFlex, every side can be the cool side, letting you wake up refreshed even during the hottest nights.
Year-Round Comfort with Dual-Sided Cover
One of the standout features of the KumoFlex Adjustable Pillow is its dual-sided cover. One side includes bamboo-blend fabric that is ultra-soft and cozy—great for cooler days. The other side features advanced cooling fabric that wicks away moisture and feels cool to the touch. You can easily flip your pillow to match the weather or your personal comfort needs.
A mesh gusset runs around the pillow’s side, enhancing airflow and keeping the pillow ventilated and hygienic. This thoughtful design prevents odor buildup and encourages a healthier sleep setting.
Certified Safe, Hypoallergenic, and Eco-Friendly
Your health and safety are at the heart of KumoFlex’s design. This pillow is made with materials that meet CertiPUR-US®, OEKO-TEX®, and GRS (Global Recycled Standard) certifications. It is free from harmful chemicals like formaldehyde and phthalates, ensuring it’s safe for sensitive skin and suitable for children.
Naturally antibacterial and dust mite resistant, KumoFlex is a good choice for those with allergies or respiratory concerns. The use of sustainable materials also helps you sleep easy, knowing your pillow is gentle on both you and the environment.
Durable, Long-Lasting Performance
Traditional shredded foam pillows can clump or sag over time. KumoFlex’s high-density memory foam cubes keep their shape and support for years. There is no need for constant fluffing. The pillow bounces back night after night, providing the same comfort on day one and day one hundred.
With this kind of durability, your investment in KumoFlex is sure to deliver value and long-lasting satisfaction.
Perfect for the Whole Family
- Kids and teens get gentle, ergonomic support with pillow height that adjusts as they grow.
- Adults and seniors experience improved posture and reduced stiffness, even after a long night’s sleep.
- Hot and sensitive sleepers enjoy sweat-free, cooling relief and hypoallergenic protection.
- Side, back, and stomach sleepers can finally find a pillow that matches their individual sleeping habits.
Product Specifications
- Materials: AoYuki Flex Cube Memory Foam, cooling gel, bamboo-blend and cooling dual-sided cover.
- Sizes: Available in Standard (45 x 61 + 5 cm) and King (46 x 84 + 5 cm).
- Weight: Standard 1300g, King 1500g.
- Certifications: CertiPUR-US®, OEKO-TEX®, GRS certified. Hypoallergenic and dust mite resistant.
- Includes: 1 KumoFlex Adjustable Pillow, 1 Rope Bag for extra foam storage.
Care Instructions
- Outer Cover: Machine washable in warm water (max 40°C) using mild detergent. Tumble dry on low heat. Do not bleach, iron, steam, or dry clean.
- Filling: Do not wash. Spot clean with a damp cloth and gentle soap for stains. Allow foam cubes to air out occasionally for freshness.
Upgrade Your Sleep with KumoFlex Today
Improve your sleep with a pillow designed for Singapore’s heat and the needs of every sleeper. With customized support, advanced cooling, and trusted safety certifications, the KumoFlex Adjustable Pillow is the ultimate solution for better rest.
Experience the difference of personalized comfort. Wake up refreshed, pain-free, and ready to take on your day—every day.

Is KumoFlex Right for You?
Made for anyone who’s tired of waking up sweaty, stiff, or still exhausted.
Neck & Shoulder Pain
You wake with tight shoulders or a stiff neck and need better alignment.
Hot Sleepers
You flip your pillow to the “cold side” all night or wake up sweaty.
All Sleep Positions
You sleep on your side, back or stomach and hate “one-height fits all” pillows.
Kids to Seniors
You want one skin-safe pillow that works for kids, teens, adults and seniors.
What You’ll Notice After Switching to KumoFlex
Not just specs — this is how your nights finally feel restful again.
Less Morning Stiffness
Customisable loft supports your neck’s natural curve, so you wake up less tight and sore.
Cooler, Drier Sleep
Breathable cover and cooling foam help you wake up fresh instead of sweaty and sticky.
Deeper, Calmer Rest
Foam cubes cradle your head, reduce tossing, and help you stay asleep longer.

Inside the KumoFlex Adjustable Pillow
AoYuki Flex Cube Technology for Adaptive, Breathable Support
Each KumoFlex Adjustable Pillow is filled with 100% pure AoYuki Flex Cube Memory Foam — tiny precision-cut cubes that move with you while keeping their shape. A breathable mesh gusset lets hot air escape, while the dual-sided cover gives you a cooling side for humid nights and a cozy side for rainy days. The result: a pillow that stays supportive, bouncy, and cool, even after long nights and many washes.

Customisable loft for every sleep position
Find Your Perfect Pillow Height
Customisable loft for every sleeping style.
Side Sleepers:
Keep most of the cubes in to fill the gap between your shoulder and head.
Back Sleepers:
Remove about ¼ of the cubes for a medium loft that follows your neck’s natural curve.
Stomach Sleepers:
Remove around ⅓ of the cubes for a lower loft that keeps your neck neutral.
Every KumoFlex comes with a rope bag to store extra foam, so you can tweak the loft as your body or habits change.
Tip: Adjust your loft after 2–3 nights — your body needs time to adapt.

Many pillows mix cheaper fillers into their foam. KumoFlex doesn’t.
Not All “Shredded Foam” Is the Same
Most pillows hide mixed fillers inside — KumoFlex keeps it pure.
✅ 100% pure memory foam cubes — no polyester or scrap fillers, so support stays consistent.
✅ High-density cubes that bounce back instead of flattening or sagging.
✅ Low-odor, low-VOC foam, CertiPUR-US® certified for safer sleep.
Compare: RyoMemori vs KumoFlex vs Other Popular Pillows
Compare cooling performance, support level, material quality, and value — all in one glance.
KumoFlex Adjustable Pillow
$49.90
|
RyoMemori Cooling Gel Memory Foam Pillow
$47.90
|
Normal Pillow
$99–199+
|
|
|---|---|---|---|
| Cooling System | AoYuki Flex Cubes + mesh gusset airflow | Gel-infused solid foam for all-night cooling | Basic foam traps heat easily |
| Adjustability | Fully adjustable cube filling | Dual contour shape (2 height zones) | Fixed height only |
| Material Quality | CertiPUR-US®, OEKO-TEX®, GRS | CertiPUR-US®, OEKO-TEX®, GRS | Uncertified mixed fillers |
| Outer Fabric | Dual-sided cooling knit + bamboo blend | Breathable 3D mesh + optional Bamboo Bliss cover | Standard polyester |
| Breathability | Perimeter mesh gusset | 3D airflow channels | Minimal ventilation |
| Firmness & Feel | Soft-medium adaptive | Medium-firm, steady contour | Inconsistent or uneven |
| Spinal Support | Loft adjustment for ergonomic balance | Cervical alignment design | Generic shape |
| Hypoallergenic | Yes, skin-safe | Yes, skin-safe | Not specified |

Your KumoFlex pillow arrives compressed for hygiene, but it’s ready to use right out of the box.
Fluff, Rest & Go — Ready Right Out of the Box.
✅ Unbox & fluff — give the pillow a few taps and shakes.
✅ Let it rest 30–60 mins for full loft.
✅ Adjust the height with AoYuki Flex Cubes.
💡 Store extra cubes in your rope bag for easy access.
Inside the box: 1× KumoFlex Adjustable Pillow + 1× Rope Storage Bag
Each pillow is vacuum-packed for hygiene and expands to full shape within 24 hours.
Materials, Care & Certifications
For detail-lovers: everything that goes into your KumoFlex pillow.
CertiPUR-US® Certified Foam
Foam tested for low VOCs and free from harmful chemicals like mercury, lead, and formaldehyde.
OEKO-TEX® Certified Fabric
Fabric tested and certified safe for direct skin contact.
GRS Certified Materials
Crafted with recycled materials sourced through sustainable, ethical processes.
Materials, Care & What’s Inside
For detail-lovers: everything that goes into your KumoFlex pillow.
Top Side: 370gsm middle molecule cooling fabric — moisture-wicking, ultra-breathable, and smooth to the touch.
Bottom Side: 250gsm bamboo-blend fabric — naturally soft, cozy, and gentle on skin.
Mesh Gusset: Breathable 3D mesh fabric — enhances airflow and keeps your pillow fresh overnight.
Inner Fabric: 100% polyester jersey liner — lightweight and durable, designed to keep the AoYuki Flex Cubes securely in place.
AoYuki Flex Cube Filling
- 100% AoYuki Flex Cube Memory Foam – Precision-cut cubes infused with cooling gel provide adaptive support that contours naturally to your neck and shoulders.
- 5-Second Rebound Technology – Quickly regains shape after pressure is released for personalized comfort and lasting durability.
- Cooling Gel-Infused Foam – Actively regulates temperature, dissipating heat for a refreshing, all-night cool sleep.
- Pressure-Relieving Design – Reduces strain on the neck, shoulders, and back, promoting natural spinal alignment.
- Fully Adjustable Loft – Add or remove cubes easily to customize height and firmness for your perfect sleep posture.
Available Sizes:
- Standard: 45 × 61 × 15 cm — ideal for kids, teens, and smaller beds.
- King: 46 × 84 × 15 cm — perfect for adults or larger beds.
Weight (Fully Stuffed):
- Standard — approx. 1.3 kg
- King — approx. 1.5 kg
Weights are measured with the pillow fully filled using AoYuki Flex Cubes. Adjusting the loft by removing foam will slightly reduce the total weight.
In the Box:
- 1× KumoFlex Adjustable Pillow (Standard or King)
- 1× Rope Storage Bag for storing extra foam cubes
- Made with CertiPUR-US®, OEKO-TEX®, and GRS-certified materials.
- Free from harmful chemicals such as formaldehyde, mercury, and phthalates.
- Naturally antibacterial – dust mite resistant and safe for sensitive skin & kids.
Outer Cover:
- Machine wash cold–warm (up to 40 °C) on gentle cycle with mild detergent.
- Tumble dry low or line dry.
- Do not bleach, iron, steam, or dry clean.
Filling (AoYuki Flex Cubes):
- Do not machine wash — water will damage the foam.
- Spot-clean gently with damp cloth and mild soap.
- Air occasionally in shaded, ventilated area to keep it fresh and odor-free.
Got Questions? We’ve Got Answers.
Everything You Need to Know About KumoFlex Adjustable Pillow
ABOUT THE PILLOW
What makes KumoFlex different from regular pillows?
What filling does it use?
Is it suitable for all ages (kids, seniors, pregnancy)?
Does it flatten over time?
Is it noisy when shifting?
What size is it?
SLEEP POSITION & COMFORT
Is it suitable for side, back, and stomach sleepers?
Does it help with neck, shoulder, or back pain?
Will it reduce morning stiffness?
Does it help align my spine?
Will it help with snoring?
Can it relieve migraine or tension headache?
COOLING & BREATHABILITY
Does it trap heat?
Does it stay cool all night?
Will it feel too cold in AC rooms?
Is it suitable for hot sleepers?
ADJUSTABILITY & LOFT
Can I adjust firmness and height?
How do I adjust loft properly?
Will the cubes clump together?
Can I add and remove foam anytime?
Does it come with extra foam?
How often should I adjust the loft?
Can I use AoYuki Flex cubes from other pillows?
MATERIALS & SAFETY
Is it hypoallergenic?
Is it OEKO-TEX® certified?
Is it CertiPUR-US® certified?
Is it safe for babies, kids, seniors?
CARE & WASHING
Can I wash the pillow?
Can I wash the inner foam?
How to remove new-foam smell?
How often to fluff or air the pillow?
Best way to deep clean it?
DURABILITY & LONGEVITY
How long will the pillow last?
Does the cover pill or fade?
Will the foam deteriorate?
Will it lose cooling performance over time?
USAGE & COMPATIBILITY
Can I use it with adjustable beds?
Is it good for people who toss and turn?
Is it suitable for pregnant users?
Can elderly parents use it safely?
Can it be used as a knee or leg support pillow?
DELIVERY, RETURNS & POLICY
How fast is local delivery?
What if the wrong item arrives?
Do you ship internationally?
What is the return or exchange policy?
Does it come vacuum-packed?
How long to fully expand after opening?
POPULAR QUESTIONS
Why is this pillow worth the upgrade?
Does it come with free extra cubes?
Will it cause allergies?
Can I buy foam refills?
Is it too soft or too firm?
