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Sidekick Cooling Leg & Knee Pillow For Side Sleepers

Align your hips, knees, and legs for restful, pain-free sleep

The Leg & Knee Pillow that promotes better sleep posture by supporting your knees and legs, helping to align your hips and relieve pain in your lower back. Experience enhanced cooling contour comfort.

Regular price £24.95 GBP
Regular price £79.00 GBP Sale price £24.95 GBP
Sale Sold out
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  • Separates Your Knees
  • Aligns Hip Posture
  • Spinal Alignment
Shipped FREE in: 24 hours
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Ready for Perfect Alignment? Sleep Better.

Meet Sidekick™: more than a pillow, it's your support for pain-free nights and energised mornings.

Features

60-Night Trial

New to Sidekick™? We’re so confident you’ll love it that we’re offering a completely risk-free 60-night trial. Use it, adjust it, and see how it transforms your sleep. If it’s not the best support you’ve ever experienced (though we’re sure it will be), simply return it for a full refund—no questions asked. We’ll even cover the return postage.

Discover why thousands are waking up pain-free and refreshed with Sidekick™. Your path to aligned, comfortable nights starts here.

Sleep Science Perfected

The Sidekick™ Pillow features a contoured design that adapts seamlessly to your unique sleep style. Whether you're a side sleeper or someone who moves through the night, it provides consistent support, ensuring comfort and proper alignment with every position.

Memory Foam Mastery

Experience the unparalleled comfort of our 3-5 second slow rebound memory foam. Designed after meticulous pressure testing, it provides a tailored fit that alleviates pressure points and gently supports your body's natural curves for the ultimate restful sleep.

Side Sleeping Comfort

Designed with side sleepers in mind, the Sidekick™ Pillow provides full support where you need it most—while adapting effortlessly to other sleep styles for unmatched versatility.

Breathable Bliss

Crafted with a 100% polyurethane core and wrapped in a blend of breathable mesh, polyester fibre, and Tencel, the Sidekick™ Pillow keeps you cool while delivering superior comfort. The pearl yarn inner sleeve adds the finishing touch, keeping you relaxed and refreshed all night long.

Simplicity in Care

Your Sleep Perfect™ Pillow is as easy to maintain as it is to enjoy. With a detachable cover for effortless cleaning and a core that thrives with occasional airing, longevity meets luxury.

Package Contains:
1 x Sidekick™ Memory Foam Leg & Knee Pillow 
1 x Breathable, Removable, and Washable Cover
1 x Care and Usage Guide

Size: 25cm x 20cm x 15cm
Pillow Material: High-density memory foam
Cover: Breathable, hypoallergenic, washable fabric

The Sidekick™ Cooling Leg & Knee Pillow is designed to align your hips, knees, and legs for a more comfortable, pain-free sleep. Perfect for side sleepers, this ergonomic pillow provides targeted support to reduce pressure on the lower back, hips, and joints. Made with high-density memory foam, it contours to your body, promoting better spinal alignment and reducing tension throughout the night.

Featuring a breathable, cooling cover, Sidekick™ keeps you cool and comfortable while delivering lasting support. Its slow-rebound memory foam adapts to your movements, ensuring consistent pressure relief while preventing discomfort. Whether you're dealing with hip pain, knee strain, or restless nights, this pillow helps create the ideal sleep posture for a restorative, uninterrupted night’s sleep.

Each Sidekick™ Pillow includes a removable, washable cover for easy maintenance. To use, simply place it between your knees or thighs for optimal alignment and let the ergonomic design do the rest. Join thousands of satisfied sleepers waking up refreshed and pain-free with Sidekick™. Order now for better sleep tonight.

60-Day Delight Guarantee: Try Sidekick™ for 60 days. If you don't love it, let us know. No fuss.

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Meet Sidekick™ – The Ultimate Leg & Knee Pillow for Side Sleepers

Introducing Sidekick™, the ergonomic leg and knee pillow designed to provide perfect spinal alignment, pressure relief, and cooling comfort for side sleepers. Whether you struggle with hip discomfort, lower back pain, or restless legs, Sidekick™ offers targeted support to keep your body in an optimal sleeping position—helping you wake up refreshed and pain-free.

Why Sidekick™ is a Game-Changer

Ergonomic Support for Proper Alignment

Sidekick™ is specially designed to position your knees and legs in a way that reduces strain on the hips, lower back, and joints. Its contoured shape adapts to your body, promoting healthy spinal posture and helping to relieve pressure points while you sleep.

Cooling Comfort for Deeper Sleep

Crafted with high-density memory foam, this pillow provides a soft yet supportive feel that doesn’t flatten over time. The breathable, moisture-wicking cover helps regulate temperature, keeping you cool and comfortable throughout the night—no more waking up sweaty or overheated.

Lightweight, Secure, and Non-Slip Design

Unlike bulky body pillows, Sidekick™ is compact and lightweight, making it easy to reposition as you sleep. The soft, hypoallergenic cover is removable and washable, ensuring a fresh and hygienic sleep surface night after night.

Engineered for Performance

  • Aligns Hips, Knees & Spine – Supports a natural sleep position to relieve pressure and improve comfort.
  • High-Density Memory Foam – Retains its shape while providing a plush, cushioned feel.
  • Breathable & Cooling Cover – Helps regulate temperature and prevents overheating.
  • Lightweight & Portable – Compact enough for travel but durable enough for nightly use.
  • Removable & Washable Cover – Easy to clean for long-lasting freshness.

Who It’s Made For

  • Side Sleepers – Provides optimal leg and knee support for a better sleep position.
  • Back Pain Sufferers – Helps reduce strain on the lower back and hips.
  • Pregnant Women – Offers gentle leg separation for added comfort and alignment.
  • Restless Sleepers – Keeps knees in place while allowing natural movement.

The Value You’ll Feel

From the first night, Sidekick™ delivers:

  • Reduced hip and knee strain, leading to less tossing and turning.
  • Better spinal alignment, resulting in deeper, more restorative sleep.
  • Cooling comfort, keeping you refreshed throughout the night.

Wake up feeling aligned, refreshed, and pain-free. Click ‘Add to Cart’ now and experience the Sidekick™ difference.

Frequently Asked Questions

How does the Sidekick™ Pillow work?

The Sidekick™ Pillow is specially designed to provide ergonomic support for your hips, knees, and lower back, making it perfect for side sleepers. Its contoured shape helps align your lower body, reduce pressure points, and promote a more natural sleep posture, ensuring you wake up refreshed and pain-free.

What makes the Sidekick™ Pillow better than your current leg pillow?

The Sidekick™ Pillow stands out with its contoured, ergonomic design, crafted specifically to support your hips, knees, and lower back. Unlike standard leg pillows that can shift or lose shape, the Sidekick™ provides consistent alignment and comfort throughout the night. Perfect for side sleepers and adaptable for other positions, it ensures relief from pressure points and promotes better posture, giving you the restorative sleep your body deserves.

Who is the Sidekick™ Pillow designed for?

If you struggle with hip, knee, or lower back discomfort or want to improve your sleep posture, the Sidekick™ Pillow is made for you. Perfect for side sleepers and adaptable to other sleep styles, it provides targeted support and alignment, ensuring restful, pain-free nights and energised mornings.

How do I care for my Sidekick™ Pillow?

The Sidekick™ Pillow comes with a removable, washable cover for easy maintenance. To clean, unzip and remove the cover, then machine wash it on a cold setting. Spot clean the pillow itself as needed. Ensure both the pillow and cover are completely air-dried before reassembly and use. Avoid tumble-drying, bleaching, or using harsh chemicals to maintain its durability and performance.

What if the Sidekick™ Pillow doesn’t work for me?

If the Sidekick™ Pillow doesn’t meet your expectations, simply reach out to our Customer Support team within 60 days to take advantage of our Satisfaction Guarantee. We’ll provide a full refund, no questions asked. That said, with countless glowing reviews from satisfied customers, we’re confident you’ll love the comfort and support the Sidekick™ Pillow delivers every night!

How long does it take for my new Sidekick™ Pillow to arrive?

Due to high demand, orders are typically shipped within 3-5 business days from our warehouse. For international deliveries, please allow additional time. Most orders arrive within 4-11 days, with a maximum delivery window of 20 days for remote locations. Rest assured, we’ll keep you updated every step of the way!

*Our Guarantee
We're so confident you'll enjoy our the Sidekick™ we don't want you to pay for it unless it really helps. If you try the Sidekick™ for 60 days and you don't find it helps, you can return it hassle free for a full refund.

Selene's SidekickPillow is not a medical device and is not intended to diagnose, treat, mitigate, or cure any disease.

Customer Reviews

Based on 15 reviews
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M
Maci Grant

Excellent product and recommended for those who have knee pain

K
Kobe Pouros

Comfortable, soft and practical

A
Angelo Prosacco

Perfect, I thought he was a little plus big, but he'll do the deal.

S
Sebastian Schroeder

The pillow is excellent, the foam is good and hard. I order it not for the first time. Thank you very much and I recommend it to everyone.

M
Madyson Mitchell

Looks good. Arrived in Spain in just 8 days