Oubonun 18x18 Outdoor Pillow Inserts (Pack of 4) - Waterproof Square Throw Pillows for Patio & Home

Oubonun 18x18 Outdoor Pillow Inserts — Pack of 4

Refresh your seating spaces with a four-pack of Oubonun 18 x 18 inch outdoor pillow inserts. Designed for both outdoor and indoor use, these cushions blend soft, supportive fill with durable, weather-ready construction. The crisp white textile offers a clean, versatile backdrop that suits a range of decor styles from coastal to modern living rooms and cozy patios.

Outdoor-Ready Comfort

Each insert features a waterproof outer layer to help protect cushions from spills and light moisture, while a high-quality 100% polyester fill delivers a balanced feel that remains comfortable through long lounging sessions.

• Waterproof cover for outdoor durability and easy cleaning
• Soft, supportive 100% polyester fill
• Four inserts sized 18 x 18 inches to fit standard covers

Customize Your Comfort

The hidden zipper design lets you adjust the filling for your preferred loft, so you can dial in the level of softness you enjoy.

• Hidden zipper for quick, tool-free adjustment
• Works with your favorite pillow covers to refresh style

Versatile Placement

Perfect on patio furniture, garden chairs, sofas, beds, or inside decorative covers for both indoor and outdoor spaces. Use cases include a sunlit lounge corner, a cozy reading nook, or a refreshed sofa bed.

Care, Maintenance, and Notes

• Pack includes four inserts, each 18 x 18 inches
• Inserts arrive vacuum-packed and may need reshaping to restore fluff
• Do not machine wash—hand wash only
• Keep the pillow core dry; remove from covers if liquids are present to protect the core

With Oubonun, you gain a flexible, easy-to-update accessory that adapts to your space and taste. While results may vary by setup, these inserts offer a practical option to add comfort and a polished look to seating areas both inside and outside.