You will be able to get though hot summer!
"COOL - Ruck"
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(Original problem ＆ Idea/ Solution)
When I carry my rucksack in the summer, I feel my back is getting hot. It's really annoying.
"COOL - Ruck" is the combination of rucksack and ice pillow.
It is cool and nice like the ice cream "Coolish". COOL - ruck make you feel cool and comfortable!
(Specifics)
・You buy this ruck, and you can get a detachable ice pack.
・It is rucksack with ice pack that you can put your back.
・The ice pack can be separated from this ruck
So, you can use it in all seasons.
So, you can use it in all seasons.
・The pack keep cold feeling for 12 hours.
・The cost of "COOL - Ruck": 11,990yen
Ruck: 7990yen, Ice pack: 4000yen
(Summary)
You know how hard summer in Japan is. You can get through hot summer with COOL - Ruck. It makes you feel cool and comfortable.
Your summer will be the best!
the ice pack can separate from the rack is good points in this invention. i hope we can use it in winter too.
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