Have you ever walked into a home that just feels beautifully designed—but you can't quite figure out why?
It's rarely because the furniture is more expensive. In fact, professional interior designers rely on a handful of simple styling principles that create a polished, collected look in almost any space. The good news? These are easy details anyone can incorporate without a full renovation.
From choosing the right pillow inserts to layering textures and creating intentional contrast, these five designer secrets will instantly elevate your home and make it feel more thoughtfully styled.
1. Pillow inserts that are 2 inches larger than the cover
Most people use same-size inserts—and that’s why pillows look flat.
Designers always size 2” up for a fuller, more structured look that instantly feels high-end.
2. Mixing textures (not just colors)
A space with only smooth or only patterned pieces falls flat.
Designers layer linen, cotton, woven, embroidered, and block-printed textures to add depth—especially in neutral homes.

3. Proper proportions (your pillows are probably too small)
If you’re only using small pillows, your space will feel under-styled.
Designers anchor sofas with larger pillows (22”+), then layer smaller accents for balance.
4. Intentional contrast
Everything matching = everything blending in.
Designers always include contrast—light + dark, solid + pattern, soft + structured—to keep a room visually interesting.

5. A repeat element that ties the room together
One detail repeated 2–3 times makes a space feel finished.
Think: the same tone, texture, or pattern subtly echoed across pillows, throws, or art.
Bring These Designer Secrets Into Your Home
The easiest place to apply all five of these principles is with your throw pillows. The right combination can completely transform a sofa, bed, or accent chair by adding texture, scale, contrast, and cohesion—all without replacing your furniture.
At Apartment No.3, every pillow combination is thoughtfully curated using these same designer techniques. Pair them with our premium oversized inserts for that full, luxurious look, and you'll achieve a space that feels layered, timeless, and effortlessly elevated.
Ready to refresh your home? Explore our handcrafted pillow covers, curated pillow combinations, and premium inserts to create a designer look you'll love for years to come.