What Is a Bento Grid Layout? The bento grid is one of the most visually striking UI trends of 2026. Named after the Japanese bento box — the compartmentalized lunch container where different foods sit in perfectly sized sections — a bento grid layout arranges content into asymmetric, magazine-style blocks of varying sizes on a shared grid. Apple popularized this layout at WWDC 2023 when they used it to showcase iPhone and Mac features, and since then it has spread across the entire web design in