Extreme close-up ASMR video of a wooden comb gently brushing through long hair. Each stroke creates soft, rhythmic brushing sounds with slow pace. The comb moves deliberately from root to tip, creating 15-20 seconds of continuous hair brushing ASMR. Hair strands visible in macro view. Professional studio lighting with soft warm atmosphere, ultra-realistic 4K quality, viral TikTok ASMR aesthetic, sleep aid content, 15-20 second duration, no background music, only ASMR brushing sounds.