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Phantoscope
Phantoscope Outdoor Pillows Waterproof 18x18 Outdoor Pillow Inserts 4 Pack | Outdoor Pillow…
$23.14$28.99Save 20%
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Amazon Patio Essentials — 62 finds
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The Quick Take
What it is
A set of four 18×18 waterproof pillow inserts designed to fill your outdoor cushion covers while standing up to splashes and humidity. Perfect for anyone tired of sad, deflated patio pillows.
Why We Like It
Why it keeps winding up in carts
Over 12,700 people have rated these 4.3 stars, and the crowd keeps coming back for pillows that actually stay plump and dry through a season.
Fluff once, patio wins.
Crowd Takeaways
Most reviewers land in the same place: pleasantly surprised — value and quality.
Ranked by how often each reaction comes up, strongest first, reservations last. Based on 12,734 Amazon ratings for this product.
Our Take
Practical backbone for outdoor décor that won't go flat or moldy.
Waterproof pillow inserts that solve two universal patio problems: deflation and dampness. Outdoor pillows fail for two reasons—they pack down and they absorb moisture. These inserts attack both.
The Buying Guide
What to look at before you buy
01
100% hypoallergenic micro polyester with 15% more filling than baseline
Fill & Structure
The upgraded density keeps them from going flat halfway through summer. Tight stitching locks the fill in place so you're not fluffing every weekend. You get actual support and softness at once—no plastic-bag feel.
02
Water-resistant liner built into each insert
Water Resistance
Splashes and morning dew won't penetrate. The liner is your first line of defense against mold and rot. It's not fully waterproof, but it's engineered for the wet reality of patio life, not a pool.
03
Square 18×18 size; vacuum-sealed for shipping
Fit & Prep
They arrive compressed. Unpack and gently tap to fluff—takes a few minutes. Standard patio pillow-cover size, so no guessing on fit.
Good to know
The details worth having
- Price$23.14 for four inserts (about $5.79 each) undercuts the cost of buying them individually or upgrading to premium outdoor sets.
- Who it’s forAnyone with patio furniture and existing pillow covers who wants a low-friction upgrade without replacing the whole setup.
- From the product pageOutdoor & Waterproof Material - Outdoor pillow inserts 100% hypoallergenic micro polyester filled, with water resistant liner, our pillow inserts can effectively prevent water splashes.
- From the product pageUpgraded with 15% more hypoallergenic microfiber polyester filling, these pillow inserts feature a water-resistant liner and durable stitching, protecting your pillows from getting wet and moldy.
- From the product pageTight stitching and upgraded polyester provide ultra toughness, which ensures all the throw pillows are well-filled and maintain suitable softness, while having sufficient support and will not become hollow.
- From the product pagePack of 4 outdoor waterproof pillow inserts, 18 x 18 square form, additional sizes and measurements to choose from to fill all your decorative pillow covers perfectly.
- From the product pageThe pillow inserts are compressed and vacuum sealed in plastic bag for shipping purpose, please gently tapping it to fully fluff up.
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