Need help measuring or choosing your fabric?
Contact our cushion specialists18 x 20 Patio Cushions
Made to your measurements. Choose the details below for a live quote.
About this product
Where to Use This Cushion?
Made Right for Everyday Outdoor Seating
When your outdoor furniture needs 18 x 20 outdoor seat cushions, you're working with precise space constraints. These smaller dimensions work perfectly for bistro sets, apartment balconies, and breakfast nook chairs where standard cushions overwhelm the scale. The compact 18 x 20 size provides full seat coverage without hanging over edges or creating bulk that makes small spaces feel cramped. Weather resistant fabric and dense foam construction mean these cushions maintain their comfort and appearance through daily use, turning those hard metal or plastic seats into places people actually want to sit for more than a few minutes.
Use Cases:
- For dining sets and accent chairs
- For backyard and poolside furniture
- Upgrades for seat cushions or bistro chairs
- Porch chair, folding chair, or portable seating
- Replacement outdoor seat cushions for worn-out pads
- Custom-fit for odd-shaped or hard-to-fit seating
Fabric Information
- Pick from a curated catalogue of performance fabrics built for life outdoors.
- Available in a range of solids, prints, stripes, and textures
- Designed to resist fading, moisture, mold, and mildew.
- Easy to maintain, spot clean or machine wash depending on fabric.
Foam Core Options:
- Choose the level of support that suits your seating style.
- Soft, medium, or firm high-resilience foam for lasting shape retention.
- Add a Dacron fiber wrap for a fuller look and a cushier finish.
Description
Whether you’re updating the cushions on an outdoor pergola setup or redesigning a private patio, 18 x 20 patio chair cushions are the standard size for most outdoor furniture. Pick your ideal fabric, foam density, color, and pattern to create cushions that match your exact vision of an outdoor space that reflects your style.
Why Choose Our Custom Outdoor Couch Cushions?
- Perfect Fit, Every Time: These 18 x 20 patio chair cushions are crafted to standard dimensions, so they sit properly on chairs without awkward overhang or gaps that make them look cheap.
- Weather-Ready: Choose outdoor-rated fabrics built to resist fading, water, and mildew.
- Comfort That Stays: High-density foam holds its shape through seasons of use.
- Easy Care: Zip-off covers make maintenance simple.
- Customizable: Select your fabric, foam firmness, and thickness for a cushion that matches your seating and your lifestyle.