Stacking is a neon-style Icon from Core Neon set.

The Stacking icon shows two rounded rectangles arranged vertically, each with a blue U-shaped tab along its top edge. Drawn in the neon style on a 14px grid with a 1px stroke so it stays clear at small sizes. Use it for stacking controls, layer management, storage interfaces, and organized content views. It belongs to Core Neon set in the Core family.