Pure Black

Pure Black Underpants (Sofguard)

$360 $450

M Size only: 87-91 cm (waist)

To people who suffer from menstrual pain and excessive sensitivity to cold

Let yourself be wrapped up in our characteristic far infrared rays!!
The characteristic far infrared rays of our original new fabric "Pure BLACK" resonate with natural wavelengths of the human body to keep you amazingly warm.

Effects to be expected as the result of our research
  • Improved blood flow
  • Reduced sensitivity to cold
  • Enhanced motor function
  • Rise in Adrenalin level

81% of the testees in the monitoring test are reported to have been satisfied with Sofguard.

  • Sofguard relived me from severe menstrual pain.
  • Sofguard is comfortable to wear.
  • Sofguard freed me from obstinate constipation.
  • Even in winter, Sofguard helps me to wake up feeling fresh in the morning.
  • If I wear Sofguard, I, clad in a skirt, feels almost no cold even in winter.
  • If I wear Sofguard, I feel I can be more concentrated than usual.

(Some extracted feedbacks from the testees)

Effect of elevated body temperature brought about by the wearing of the shorts (Sofguard) emitting characteristic far infrared rays.


To measure the differences of rising in body temperature between when Sofguard is worn and when it is not worn.

Examining method

Measurements by thermography were conducted every 30 minutes in a 18.5 degrees C room.
(Thermographic device used: NEC Thermo Tracer TH9100ML)

Date of examination

December 26th, 2005

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