Backpack memory version air cushion back panel

Abstract

1. The name of this design product: Backpack memory version air cushion back panel. 2. Purpose of this design product: as an accessory for a backpack. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view. 5. This product is a thin product, so the left view is omitted; this product is a thin product, so the right view is omitted; this product is a thin product, so the top view is omitted; this product is a thin product, so the bottom view is omitted.

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