excellent [SEP] excellent offer an exfoliating spa to enhance skin elasticity bristles can reach deep into the pores and unblock meridians to smoothen circulation and enhance blood flow which can promote skin metabolism and fitness keeping and health careeliminate fatigue and improve sleepnatural bristle is tough and elastic yet it feels different for different people at the first use it may feel hard it is recommended that you soakthe brush in warm water for a while and use it after it gets soft the soaking time can vary yet it generally lasts shorter than a minutedue to the artificial planting method when using a new brush a few loose bristles will fall down which is normal if used properly the really root planted bristles will not fallwhen using do not soak it in water for long rinse with water after using and comb bristles straight and smooth with a fine comb shaking off thewater on the bath brush and then hang it in a ventilated place for it to dry naturally