Rabbit down is the lightest and it is the best material for keeping-warm in all the fibre of animal of animal used. With powerful ability of absorbing moisture, keep-wet, and dispel soak, those who have dry skin found that wearing rabbit hair clothing can keep out of loosing own skin's moisture and it is good absorbs sweat. It can adjust the own skin's humidity automatically. It is the best material to be made keep-warm and health care underwear.
The proportion of rabbit hair is 1. 1 which the cashmere is 1. 27. Especially the unflowed air in marrow of rabbit makes its hair lighter and warmer than cashmere. The hair of rabbit is softer than the cashmere as its slenderness is 12-14 micron while the cashmere is 14-16 micron. The hair of rabbit is smoother than the cashmere as its coefficient of friction along the scales is 0. 1103 while the cashmere is 0. 1977. As the hair of rabbit is the marrow fibre, its natural and healthy; Its moisture absorption is twice as much as cashmere and three times as much as cotton.