kairo

Does your butt get cold in the winter? Try this butt heater cushion to keep you warm and cozy

Complete with a cushion and a heat pack, this set is great for the office, at home, or for outdoor events!

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We attach chemical butt-warmers to our crotches but really should know better

Mr. Sato continues to push his hypothesis that the male groin is the gateway to efficient regulation of body temperature, even if it means serious bodily harm.

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New “edible kairo” tablets claim to warm your body during winter—our Japanese writer eats the lot

In an effort to beat the recent cold snap that befell Japan, our writer Ahiru Neko discovered Edible Kairo (Edible Heat Packs) but got a little carried away.

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