❣️ Backpack Cooling Pad PCM Cold Sensation 28°C Natural Freezing Back Sweat Prevention Khaki

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From winter hidden sweat to summer heatstroke! This is a cooling pad for backpacks made with next-generation PCM material that freezes automatically below 28°C.

[Key Features!]

Solves winter hot back problem: When wearing a backpack in a heated train or bus, or with a thick coat, don't you just sweat on your back? It absorbs heat naturally without getting too cold at 28°C, making it ideal for preventing winter stuffiness and sweat.

Natural freezing below 28°C: It freezes automatically just by placing it in an environment below 28°C, without needing a refrigerator. It doesn't cause condensation, so you don't have to worry about your precious bag, documents, or textbooks getting wet.

PCM material with NASA technology: A mysterious material like non-melting ice. It provides a natural cool feeling that is not too cold and lasts for 60-90 minutes, with zero risk of frostbite for children.

Ultra-lightweight 190g & Easy Attachment: With a slim design of only 6mm, it won't interfere with comfort. The clip-on design allows for attachment and detachment in 10 seconds, from school backpacks to business bags and strollers.

Size: 22cm x 28cm (A4 size equivalent)

Material: German biodegradable PCM, high-durability TPU

Condition: Brand new, unused

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Management number: mryj 22/1577pp