You may use, modify, and redistribute this icon commercially, with an express contributor patent grant. Include the license, preserve required notices, and clearly mark modified files.
Stacked or overlapping envelope or notification shapes suggesting multiple separate alerts or messages. This solid icon belongs to Material Symbols, a source set with 24,425 SVG records. Its recorded source grid is 24px. It is indexed under multiple notifications, notification stack, multiple alerts, stacked notifications, notifications multiple, alert stack.
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