The design makes it good deal more difficult to decrease yourself. After 20 or 30 minutes the skin becomes more taut therefore the hair shaft is more exposed making it simpler. https://q6d7k44xjnee6hkxa2flqztlbpaeafx4ioyxytpi7hzm2s436nfa.cdn.ampproject.org/c/Harapointmall.com%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D154470