Form reflects function. The square forms the foundation of comfort: it anchors the seat, nestles under the shoulder, and stacks neatly without creating visual clutter. It works well with both straight sofas and more generously proportioned models, and it’s often the starting point for an arrangement. The rectangle, with its longer shape, naturally supports the lower back. Placed in the center, it elongates the line of a sofa and provides a more supportive reading area. In a living room where space is at a premium, it can also be used as an extension of an armchair, creating a small chaise longue on demand.
The material enhances the perception of the shape. In linen, a square appears less angular, catches the light, and conveys a sense of softness. A rectangle made of hemp retains a crisp shape, ideal for supporting the lower back without slipping. Natural materials make a difference in everyday life: a natural latex core retains a pleasant bounce and doesn’t flatten, while Tencel® filling stays plump and breathable, even with repeated use.
This stability is invaluable in a living room where cushions are moved around as conversations flow, books are read, and naps are taken.
Think of the whole arrangement as a musical score. On a three-seater sofa, two squares frame the seat, and a rectangle draws the eye to the center. In a more compact layout, a square and a rectangle are enough to balance comfort and lightness. If the room already features many curves—an oval table, a spherical lamp, a wraparound armchair—squares introduce a soothing counterbalance. Conversely, if everything is orthogonal—a graphic bookshelf, a woven rug—a flowing linen rectangle adds fluidity to the overall look. The key is to align the shape with the gesture. If you read often, the rectangle will quickly become indispensable. If you entertain, the squares invite everyone to naturally find a comfortable spot. By combining complementary shapes—linen or hemp covers and healthy fillings—you’ll create a composition that breathes, comes alive, and transforms effortlessly.